作用在构架外露的结构物上的载荷,大部分是由拖曳载荷构成.The major portion of the loading on an open frame structure consists of the drag loading.采用的手法一些是精细的、一些是外露的.Some of these techniques are subtle and some are blatant.外露的垫片需用铝箔胶带密封.Exposed alumi...
Most susceptible species belong to the orders Lepidoptera, Diptera, and Coleoptera.大多数感染的虫种属于鳞翅目 、 双翅目和鞘翅目.Numbers of individual and species of Lepidoptera in Pb 29 were obviously decreased.在高抗Pb29节肢动物群落内鳞翅目害虫的数量和种类都明显下降...
They are proscribed by federal law from owning guns.根据联邦法律的规定，他们不准拥有枪支。That intolerable difference proscribed the word.那种无法容忍的差别排斥了这个词.In some cultures surgery is proscribed...在一些文化里，外科手术是被禁止的。Backyard barbecue grills co...
Many of the roofs were so full of holes that they looked like gratings.许多屋顶千穿百孔,象筛子一样.The holiest of their chapels are topped with gilded roofs...他们最神圣的教堂屋顶镀了金。The house fell into disrepair but a group of preservationist...
Using calcium chloridize and sodium phosphate dibasic, this paper synthesizes hydroxyapatite having hexagonal system at 40 ℃.本文以氯化钙和磷酸氢二钠为原料,在40℃温度下合成了具有六方晶系的羟基磷灰石.Under proper condition the dibasic alcohol and bisphenol...
The developments and the applications of Fuel Cell were prospected.并展望了乙醇制氢燃料电池的发展前景.He had prospected for minerals everywhere from the Gobi Desert to the Transvaal...他已在从戈壁沙漠到德兰士瓦的无数地方勘探过矿藏。He had prospected for mineral...