起泡剂是能够发生化学反应并产生气体的物质.Foaming agent is a chemical reaction can occur and produce gases.运用GC-MS剖析两起由起泡剂引发的选矿事故.Two mineral processing accidents resulted from frothers are analyzed by means of GC - MS....
Billy Ewing grabbed him by the elbow and took him aside.比利·尤因拉着他的胳膊肘把他带到了一边。Many signs that Ewing locker room between coach and a serious split.众多迹象表明,尤文更衣室和主帅之间发生了严重的分裂." Klipspringer plays the piano,'said Gatsby ,...
他是个十分细心的经理,出类拔萃的经理。He has been a meticulous manager, a manager par excellence.肯普认为他是个很细心的官员。Kemp knew him for a meticulous officer.细心的读者可能已经注意到上周专栏中的印刷错误了.Alert readers may have noticed the misprint in last week's c...
按要求经常给每一株植物浇水。Water each plant as often as required.记住给花浇水, 行 吗 ?You will remember about watering the flowers, won't you?这些花不能浇水太多, 否则会烂掉的.Don't give those flowers too much water, they will damp off....