在醇溶剂中,它不能被硼氢化物还原.It is resistant to borohydride reduction in alcoholic solvents.然后氢化物在低温火焰中分解.The hydrides are then decomposed in a low - temperature flame.论述了锡氢化物的形成条件和物理化学特征.Forming conditions and physical and chemical...
OBJECTIVE : To study the anticoagulative and antithrombotic activity of Tongsai ruanmai tablets.目的: 研究通塞软脉片抗凝血和抗血栓作用.Warfarin is the better choice in the anticoagulative treatment of atrial fibrillation.而华法令是目前心房颤动抗凝较好的选...
There are about 1.5 million islets is the pancreas.胰腺里大约有一百五十万个胰岛.In the Philippines alone there are more than 7,000 islands and islets.仅菲律宾群岛就包括大小岛屿七千多个.The river Till strained among some score of willow - covered, mars...
He went to the Congo to examine a new volcano.他曾去刚果察看一座新火山.Too much rain is the problem of the equatorial lands in the Amazon and Congo basins.雨水过多是亚马逊河与刚果河流域赤道地区的大问题.Belgium sent its troops to Congo, stating that the ai...
The biological control progress of beet armyworm and the prospect were reviewed.本文综述了甜菜夜蛾生物防治进展以及对生物防治的展望.Deoxypodophyllotoxin have strong development inhibition to armyworm.脱氧鬼臼毒素对粘虫的生长发育有显著抑制作用.Deoxypodophyllotoxin hav...