王大辉，男，博士，兰州理工大学教授，博士生导师。中国有色金属产业技术创新战略联盟专家，Waste Management、Journal of Environmental Management、ACS Sustainable Chemistry & Engineering等期刊审稿人。近年来主持或参与完成的科研项目包括：国家自然科学基金项目(51264027，51864032)、甘肃省科技重大专项(1602FKDC007,1502FKDA015)、沈阳材料科学国家研究中心-有色金属加工与再利用国家重点实验室联合重点基金(18LHZD002)，尤其在锂动力电池回收利用领域，提出了工艺改进并研发提锂新技术，获得授权发明专利13项；开发了利用固废净化二氧化硫烟气的工艺技术，获得授权发明专利6项。相关的理论研究成果在Journal of Power Sources、Journal of Alloys and Compounds 、Minerals Engineering等期刊上发表学术论文30余篇。
[8]Trying to access array offset on value of type null[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:163]
[8]Trying to access array offset on value of type null[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:167]
[8]Trying to access array offset on value of type null[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:186]
[8]Trying to access array offset on value of type null[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:367]
[8]Trying to access array offset on value of type null[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:367]
[2]Use of undefined constant meet_doc_title - assumed 'meet_doc_title' (this will throw an Error in a future version of PHP)[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:487]
[2]Use of undefined constant meet_doc_title - assumed 'meet_doc_title' (this will throw an Error in a future version of PHP)[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:487]
[2]Use of undefined constant meet_doc_title - assumed 'meet_doc_title' (this will throw an Error in a future version of PHP)[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:487]
[2]Use of undefined constant meet_doc_title - assumed 'meet_doc_title' (this will throw an Error in a future version of PHP)[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:487]
[2]Use of undefined constant meet_doc_title - assumed 'meet_doc_title' (this will throw an Error in a future version of PHP)[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:487]
[2]Use of undefined constant meet_doc_title - assumed 'meet_doc_title' (this will throw an Error in a future version of PHP)[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:487]
[2]Use of undefined constant meet_doc_title - assumed 'meet_doc_title' (this will throw an Error in a future version of PHP)[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:487]
[2]Use of undefined constant meet_doc_title - assumed 'meet_doc_title' (this will throw an Error in a future version of PHP)[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:487]
[2]Use of undefined constant meet_doc_title - assumed 'meet_doc_title' (this will throw an Error in a future version of PHP)[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:487]
[2]Use of undefined constant meet_doc_title - assumed 'meet_doc_title' (this will throw an Error in a future version of PHP)[/websites/wwwroot/www.china-mcc.com/runtime/temp/a3376a7c134a97a00a572c954fadd9cc.php:487]
[ DB ] CONNECT:[ UseTime:0.001555s ] mysql:host=pc-m5epcw1px949b110u.rwlb.rds.aliyuncs.com;port=3306;dbname=yousedb;charset=utf8
[ SQL ] SHOW COLUMNS FROM `tb_guest` [ RunTime:0.002021s ]
[ SQL ] SELECT * FROM `tb_guest` WHERE `id` = 386 LIMIT 1 [ RunTime:0.000890s ]
[ SQL ] UPDATE `tb_guest` SET `hit`=`hit`+1 WHERE `id` = 386 [ RunTime:0.001007s ]
[ SQL ] SELECT * FROM `tb_guest` WHERE `id` = 386 LIMIT 1 [ RunTime:0.000860s ]
[ SQL ] SHOW COLUMNS FROM `tb_admin` [ RunTime:0.001144s ]
[ SQL ] SELECT * FROM `tb_admin` WHERE `id` = 4 LIMIT 1 [ RunTime:0.000719s ]
[ SQL ] SHOW COLUMNS FROM `tb_anchor` [ RunTime:0.001060s ]
[ SQL ] SELECT * FROM `tb_anchor` ORDER BY `id` ASC [ RunTime:0.001568s ]
[ SQL ] SELECT * FROM `tb_guest` WHERE `id` > 386 AND `status` = 1 ORDER BY `add_date` ASC LIMIT 1 [ RunTime:0.005452s ]
[ SQL ] SELECT * FROM `tb_guest` WHERE `id` < 386 AND `status` = 1 ORDER BY `add_date` DESC LIMIT 1 [ RunTime:0.001287s ]
[ SQL ] SHOW COLUMNS FROM `tb_mcc` [ RunTime:0.000995s ]
[ SQL ] SELECT * FROM `tb_mcc` WHERE `classify` = 1 [ RunTime:0.000890s ]
[ SQL ] SELECT * FROM `tb_mcc` WHERE `classify` = 2 [ RunTime:0.001098s ]
[ SQL ] select * from tb_meet_view WHERE start_date>DATE_FORMAT(now(),'%Y-%m-%d') order by start_date asc limit 5 [ RunTime:0.007067s ]
[ SQL ] SHOW COLUMNS FROM `tb_area` [ RunTime:0.001469s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 263 LIMIT 1 [ RunTime:0.000713s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 22 LIMIT 1 [ RunTime:0.000730s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 320 LIMIT 1 [ RunTime:0.004390s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 27 LIMIT 1 [ RunTime:0.000796s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 170 LIMIT 1 [ RunTime:0.001259s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 16 LIMIT 1 [ RunTime:0.000765s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 58 LIMIT 1 [ RunTime:0.000818s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 7 LIMIT 1 [ RunTime:0.000843s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 172 LIMIT 1 [ RunTime:0.000665s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 16 LIMIT 1 [ RunTime:0.000781s ]
[ SQL ] select table_id,count(*) as num from tb_download group by table_id order by count(*) desc limit 10 [ RunTime:0.012239s ]
[ SQL ] SHOW COLUMNS FROM `tb_meet_doc` [ RunTime:0.001277s ]
[ SQL ] SELECT * FROM `tb_meet_doc` WHERE `id` = 524 LIMIT 1 [ RunTime:0.000797s ]
[ SQL ] SELECT * FROM `tb_meet_doc` WHERE `id` = 532 LIMIT 1 [ RunTime:0.000714s ]
[ SQL ] SELECT * FROM `tb_meet_doc` WHERE `id` = 390 LIMIT 1 [ RunTime:0.000803s ]
[ SQL ] SELECT * FROM `tb_meet_doc` WHERE `id` = 523 LIMIT 1 [ RunTime:0.001218s ]
[ SQL ] SELECT * FROM `tb_meet_doc` WHERE `id` = 533 LIMIT 1 [ RunTime:0.000756s ]
[ SQL ] SELECT * FROM `tb_meet_doc` WHERE `id` = 662 LIMIT 1 [ RunTime:0.006627s ]
[ SQL ] SELECT * FROM `tb_meet_doc` WHERE `id` = 530 LIMIT 1 [ RunTime:0.000763s ]
[ SQL ] SELECT * FROM `tb_meet_doc` WHERE `id` = 531 LIMIT 1 [ RunTime:0.001081s ]
[ SQL ] SELECT * FROM `tb_meet_doc` WHERE `id` = 667 LIMIT 1 [ RunTime:0.001108s ]
[ SQL ] SELECT * FROM `tb_meet_doc` WHERE `id` = 233 LIMIT 1 [ RunTime:0.000799s ]
[ SQL ] SHOW COLUMNS FROM `tb_good` [ RunTime:0.000936s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_good` WHERE `table_name` = 'guest' AND `table_id` = 386 LIMIT 1 [ RunTime:0.000813s ]
[ SQL ] SHOW COLUMNS FROM `tb_bad` [ RunTime:0.001092s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_bad` WHERE `table_name` = 'guest' AND `table_id` = 386 LIMIT 1 [ RunTime:0.004289s ]
[ SQL ] SHOW COLUMNS FROM `tb_collect` [ RunTime:0.000982s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_collect` WHERE `table_name` = 'guest' AND `table_id` = 386 LIMIT 1 [ RunTime:0.000885s ]
[ SQL ] SHOW COLUMNS FROM `tb_report` [ RunTime:0.001039s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_report` WHERE `table_name` = 'guest' AND `table_id` = 386 LIMIT 1 [ RunTime:0.000948s ]
[ SQL ] SHOW COLUMNS FROM `tb_share` [ RunTime:0.000918s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_share` WHERE `table_name` = 'guest' AND `table_id` = 386 LIMIT 1 [ RunTime:0.002531s ]
[ SQL ] SHOW COLUMNS FROM `tb_comment` [ RunTime:0.001405s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_comment` WHERE `table_name` = 'guest' AND `table_id` = 386 AND `parent_id` = 0 LIMIT 1 [ RunTime:0.000719s ]
[ SQL ] SHOW COLUMNS FROM `tb_tag` [ RunTime:0.000911s ]
[ SQL ] SELECT * FROM `tb_tag` WHERE `hit` > 10 ORDER BY rand() LIMIT 0,16 [ RunTime:0.049972s ]
[ SQL ] SELECT * FROM `tb_comment` WHERE `table_name` = 'guest' AND `table_id` = 386 AND `parent_id` = 0 AND `isdelete` = 0 ORDER BY `add_date` DESC [ RunTime:0.000933s ]
[ SQL ] SHOW COLUMNS FROM `tb_meet` [ RunTime:0.001126s ]
[ SQL ] SELECT * FROM `tb_meet` ORDER BY `hit` DESC,`add_date` DESC LIMIT 0,5 [ RunTime:0.000977s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 273 LIMIT 1 [ RunTime:0.000670s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 23 LIMIT 1 [ RunTime:0.000668s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 272 LIMIT 1 [ RunTime:0.000638s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 23 LIMIT 1 [ RunTime:0.000670s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 32 LIMIT 1 [ RunTime:0.000622s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 1 LIMIT 1 [ RunTime:0.000619s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 204 LIMIT 1 [ RunTime:0.000628s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 18 LIMIT 1 [ RunTime:0.000695s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 272 LIMIT 1 [ RunTime:0.000732s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 23 LIMIT 1 [ RunTime:0.000712s ]
[ SQL ] SHOW COLUMNS FROM `tb_meet_news` [ RunTime:0.000933s ]
[ SQL ] SELECT * FROM `tb_meet_news` ORDER BY `hit` DESC,`add_date` DESC LIMIT 0,10 [ RunTime:0.002405s ]
[ SQL ] SELECT `id`,`title`,`pic`,`city_id`,`start_date`,`end_date`,`tag`,`guest_ids` FROM `tb_meet` WHERE ( FIND_IN_SET(386,guest_ids) ) [ RunTime:0.000943s ]
[ SQL ] SHOW COLUMNS FROM `tb_photo` [ RunTime:0.001033s ]
[ SQL ] SELECT `item_id`,`guest_id` FROM `tb_photo` WHERE ( FIND_IN_SET(386,guest_id) ) [ RunTime:0.001560s ]
[ SQL ] SHOW COLUMNS FROM `tb_met_item` [ RunTime:0.000952s ]
[ SQL ] SELECT `met_id` FROM `tb_met_item` WHERE `id` IN (0) [ RunTime:0.000695s ]
[ SQL ] SHOW COLUMNS FROM `tb_met` [ RunTime:0.001167s ]
[ SQL ] SELECT `id`,`title`,`pic`,`city_id`,`start_date`,`end_date`,`tag` FROM `tb_met` WHERE `id` IN (0) [ RunTime:0.000756s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 272 LIMIT 1 [ RunTime:0.000682s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 23 LIMIT 1 [ RunTime:0.000707s ]
[ SQL ] SELECT * FROM `tb_guest` WHERE ( `id` <> 386 AND `id` IN (0,307,308,309,310,311,312,313,314,315,316,317,318,319,320,322,323,275,324,325,326,327,328,329,330,331,332,333,334,335,336,337,338,341,340,339,138,381,382,383,384,385,386,387,388,389,146,113,397,390,391,392,393,394,395,396) ) AND `status` = 1 ORDER BY rand() LIMIT 0,5 [ RunTime:0.002388s ]
[ SQL ] SHOW COLUMNS FROM `tb_para` [ RunTime:0.001279s ]
[ SQL ] SELECT * FROM `tb_para` WHERE `id` = 1 LIMIT 1 [ RunTime:0.000831s ]
[ SQL ] SHOW COLUMNS FROM `tb_advert` [ RunTime:0.000952s ]
[ SQL ] SELECT * FROM `tb_advert` WHERE `id` = 133 LIMIT 1 [ RunTime:0.000730s ]
[ SQL ] SELECT * FROM `tb_advert` WHERE `id` = 132 LIMIT 1 [ RunTime:0.000688s ]
[ SQL ] SHOW COLUMNS FROM `tb_category` [ RunTime:0.001002s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 5 ORDER BY `sortid` ASC [ RunTime:0.000954s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 36 ORDER BY `sortid` ASC [ RunTime:0.000817s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 37 ORDER BY `sortid` ASC [ RunTime:0.000784s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 38 ORDER BY `sortid` ASC [ RunTime:0.000854s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 39 ORDER BY `sortid` ASC [ RunTime:0.000750s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 40 ORDER BY `sortid` ASC [ RunTime:0.000733s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 41 ORDER BY `sortid` ASC [ RunTime:0.000883s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 5 ORDER BY `sortid` ASC [ RunTime:0.000851s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 5 ORDER BY `sortid` ASC [ RunTime:0.000837s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 5 ORDER BY `sortid` ASC [ RunTime:0.000837s ]
[ SQL ] SELECT * FROM `tb_advert` WHERE `id` = 134 LIMIT 1 [ RunTime:0.000813s ]
[ SQL ] SELECT * FROM `tb_advert` WHERE `id` = 135 LIMIT 1 [ RunTime:0.000822s ]
[ SQL ] SELECT * FROM `tb_advert` WHERE `id` = 136 LIMIT 1 [ RunTime:0.000796s ]
[ SQL ] SELECT * FROM `tb_advert` WHERE `id` = 137 LIMIT 1 [ RunTime:0.000696s ]
[ SQL ] SELECT * FROM `tb_advert` WHERE `id` = 138 LIMIT 1 [ RunTime:0.000660s ]
2209
责任编辑：北方有色网
来源：兰州理工大学
我要联系
云南 - 昆明 
2024年03月26日 ~ 28日
评论 （0条）