含有与氮原子相连的硝基的物质称为硝胺.Nitramines are substances which contain a nitro group bonded to nitrogen.较好的配方是那些高硝基增塑的硝化棉粘合剂配方.The preferred compositions are the highly nitroplasticized nitrocellulose binder compositions.当二硝基酚施于叶子时,...
Water precipitates camphor from its alcoholic solution.水能把樟脑从其酒精溶液中淀析出来.Precipitates are usually collected by centrifugation at intervals.常常是用离心法分段收集沉淀的.This important carbide precipitates both inter and intragranularly....
In Norman England, the greyhound was a symbol of nobility.灵犭是在诺曼时期的英格兰是高贵的象征。He gaged a costly ring upon the speed of his greyhound.他押上一只昂贵的戒指以示他猎犬的速度.You can find Greyhound almost in every city, big or small.他们也可以通过车窗看见...