5.传感器原理：可燃气体/甲烷–催化扩散，O2, CO, H2S, NO2 – 电化学 CO2 – 红外，挥发性有机化合物（VOC）– 10.6 eV 光离子化检测器（PID）
6.电源/运行时间：锂电池 – 12 小时 （20°C） 碱性电池 – 8 小时 （20°C）
7.工作温度范围：-20°C ~ 50°C
8.工作湿度范围：15% ~ 95% 非凝结 （持续）
9.报警：超亮LED灯, 声音报警（在30cm范围内95分贝）和振动报警
10.认证：UL Class I, Division 1, Groups A B C D, T4Class II, Groups F G （碳和谷物粉尘）AEx d ia IIC T4 IP66 IP67 ATEXEx d ia I/IIC T4;Equipment Groups and Category II2G and I M2 IP66 IP67
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[ DB ] CONNECT:[ UseTime:0.001371s ] mysql:host=pc-m5epcw1px949b110u.rwlb.rds.aliyuncs.com;port=3306;dbname=yousedb;charset=utf8
[ SQL ] SHOW COLUMNS FROM `tb_para` [ RunTime:0.001913s ]
[ SQL ] SELECT * FROM `tb_para` WHERE `id` = 1 LIMIT 1 [ RunTime:0.001616s ]
[ SQL ] SHOW COLUMNS FROM `tb_prod` [ RunTime:0.001294s ]
[ SQL ] UPDATE `tb_prod` SET `hit`=`hit`+1 WHERE `id` = 88465 [ RunTime:0.001097s ]
[ SQL ] SELECT * FROM `tb_prod` WHERE `id` = 88465 LIMIT 1 [ RunTime:0.001193s ]
[ SQL ] SHOW COLUMNS FROM `tb_category` [ RunTime:0.001346s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `id` = 128 LIMIT 1 [ RunTime:0.001024s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `id` = 25 LIMIT 1 [ RunTime:0.000832s ]
[ SQL ] SHOW COLUMNS FROM `tb_area` [ RunTime:0.001469s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 3329 LIMIT 1 [ RunTime:0.000888s ]
[ SQL ] SELECT * FROM `tb_area` WHERE `id` = 3328 LIMIT 1 [ RunTime:0.001419s ]
[ SQL ] SHOW COLUMNS FROM `tb_anchor` [ RunTime:0.001060s ]
[ SQL ] SELECT * FROM `tb_anchor` ORDER BY `id` ASC [ RunTime:0.003266s ]
[ SQL ] SELECT `id`,`title` FROM `tb_prod` WHERE `id` > 88465 AND `check_status` = 1 AND `category_id` = 128 ORDER BY `submit_date` ASC LIMIT 1 [ RunTime:0.018001s ]
[ SQL ] SELECT `id`,`title` FROM `tb_prod` WHERE `id` < 88465 AND `check_status` = 1 AND `category_id` = 128 ORDER BY `submit_date` DESC LIMIT 1 [ RunTime:0.004722s ]
[ SQL ] select id,title,city_id,pic,add_mode,cert_mode from tb_prod where id<>88465 and check_status=1 and ( title like '%英思科 MX4 iQuad 多气体检测仪%' or tag like '%英思科 MX4 iQuad 多气体检测仪%' or intro like '%英思科 MX4 iQuad 多气体检测仪%' ) order by submit_date desc limit 10 [ RunTime:0.405076s ]
[ SQL ] select id,title,city_id from tb_need where check_status=1 and ( title like '%英思科 MX4 iQuad 多气体检测仪%' or tag like '%英思科 MX4 iQuad 多气体检测仪%' or intro like '%英思科 MX4 iQuad 多气体检测仪%' ) order by submit_date desc limit 10 [ RunTime:0.004419s ]
[ SQL ] select id,title from tb_news where check_status=1 and category_id=45 and ( title like '%英思科 MX4 iQuad 多气体检测仪%' or tag like '%英思科 MX4 iQuad 多气体检测仪%' or intro like '%英思科 MX4 iQuad 多气体检测仪%' ) order by submit_date desc limit 10 [ RunTime:0.032155s ]
[ SQL ] SHOW COLUMNS FROM `tb_mcc` [ RunTime:0.007984s ]
[ SQL ] SELECT * FROM `tb_mcc` WHERE `classify` = 1 [ RunTime:0.000986s ]
[ SQL ] SELECT * FROM `tb_mcc` WHERE `classify` = 2 [ RunTime:0.000979s ]
[ SQL ] SHOW COLUMNS FROM `tb_collect` [ RunTime:0.004970s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_collect` WHERE `table_name` = 'prod' AND `table_id` = 150944 LIMIT 1 [ RunTime:0.012493s ]
[ SQL ] SHOW COLUMNS FROM `tb_comment` [ RunTime:0.001280s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_comment` WHERE `table_name` = 'prod' AND `table_id` = 150944 AND `parent_id` = 0 LIMIT 1 [ RunTime:0.001041s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_collect` WHERE `table_name` = 'prod' AND `table_id` = 150943 LIMIT 1 [ RunTime:0.001122s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_comment` WHERE `table_name` = 'prod' AND `table_id` = 150943 AND `parent_id` = 0 LIMIT 1 [ RunTime:0.000985s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_collect` WHERE `table_name` = 'prod' AND `table_id` = 150942 LIMIT 1 [ RunTime:0.001019s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_comment` WHERE `table_name` = 'prod' AND `table_id` = 150942 AND `parent_id` = 0 LIMIT 1 [ RunTime:0.000907s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_collect` WHERE `table_name` = 'prod' AND `table_id` = 150941 LIMIT 1 [ RunTime:0.000972s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_comment` WHERE `table_name` = 'prod' AND `table_id` = 150941 AND `parent_id` = 0 LIMIT 1 [ RunTime:0.000876s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_collect` WHERE `table_name` = 'prod' AND `table_id` = 150940 LIMIT 1 [ RunTime:0.001000s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `tb_comment` WHERE `table_name` = 'prod' AND `table_id` = 150940 AND `parent_id` = 0 LIMIT 1 [ RunTime:0.000895s ]
[ SQL ] SHOW COLUMNS FROM `tb_user_company` [ RunTime:0.001310s ]
[ SQL ] SELECT * FROM `tb_user_company` WHERE `check_status` = 1 ORDER BY `islist` DESC,`list_date` DESC LIMIT 0,10 [ RunTime:0.002025s ]
[ SQL ] SELECT * FROM `tb_comment` WHERE `table_name` = 'prod' AND `table_id` = 88465 AND `parent_id` = 0 AND `isdelete` = 0 ORDER BY `add_date` DESC [ RunTime:0.000976s ]
[ SQL ] SELECT * FROM `tb_user_company` WHERE `user_id` = 1 LIMIT 1 [ RunTime:0.001034s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 36 ORDER BY `sortid` ASC [ RunTime:0.001136s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 37 ORDER BY `sortid` ASC [ RunTime:0.001145s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 38 ORDER BY `sortid` ASC [ RunTime:0.001025s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 39 ORDER BY `sortid` ASC [ RunTime:0.001021s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 40 ORDER BY `sortid` ASC [ RunTime:0.000993s ]
[ SQL ] SELECT * FROM `tb_category` WHERE `pid` = 41 ORDER BY `sortid` ASC [ RunTime:0.001057s ]
[ SQL ] SHOW COLUMNS FROM `tb_advert` [ RunTime:0.001413s ]
[ SQL ] SELECT * FROM `tb_advert` WHERE `id` = 45 LIMIT 1 [ RunTime:0.001000s ]
[ SQL ] SELECT * FROM `tb_advert` WHERE `id` = 46 LIMIT 1 [ RunTime:0.000964s ]
[ SQL ] SELECT * FROM `tb_advert` WHERE `id` = 47 LIMIT 1 [ RunTime:0.001001s ]
[ SQL ] SELECT * FROM `tb_advert` WHERE `id` = 48 LIMIT 1 [ RunTime:0.000884s ]
1152 
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