Methoxychlor consignment four major production companies, acetate cobalt, manganese acetate series of intermediate products. 公司主要生产四氯苯醌 、 醋酸钴 、 醋酸锰等中间体系列产品.
地堑成为铀矿沉积的有利部位.A graben creates a favourable setting for uranium deposition.这些矿体与沉积的主要方向一致.These deposits parallel to the main direction of sedimentation.三角洲分流中沉积的河流砂是石英质的.Fluviatile sands deposited by delta distributarie...
He skimmed the pages quickly, then read them again more carefully.他先快速地浏览页面，然后再细细阅读。The little bird skimmed over the waves looking for food.那只小鸟掠过波浪寻找食物.The leader just skimmed through the headlines of the report.这位领导只是草...
They say hydrogen peroxide or carbamide peroxide may also help.他们还认为过氧化氢和过氧尿素也有所帮助.They say hydrogen peroxid peroxide or carbamide peroxide may also help.同时,过氧化氢或者过氧化脲也可以起到辅助的作用.They say hydrogen paroxide peroxide or car...
The abnormal bleeding is your body's own red flag of danger.非正常的出血是你的身体发出的危险信号。abnormal levels of sugar in the blood血糖值不正常Is the child abnormal in any way?这孩子是否在哪方面有点不正常?...