According to Mechanics theory the formulary of flexural rigidity, axial rigidity, shearing rigidity are deduced.根据连续力学原理推导了结构抗弯刚度 、 轴向刚度 、 抗剪刚度公式.Maturity is how many days, if exceed formulary day , number should pay tax...
According to Mechanics theory the formulary of flexural rigidity, axial rigidity, shearing rigidity are deduced.根据连续力学原理推导了结构抗弯刚度 、 轴向刚度 、 抗剪刚度公式.The article made analytic assessment to groovy design method, gave out mor...
他对于法国、德国和荷兰的文学了如指掌。He was well acquainted with the literature of France, Germany and Holland.若IBM公司和苹果公司联手将会有什么效果呢？What will be the effect of the alliance between IBM and Apple?你可以和其他在线的人聊天。You can chat to other people w...
研究人员得出结论,认为增添铁盐不能造成血红蛋白的增高.The researchers concluded that the fortification did not produce the increase.用铁盐和铝盐能将其有效地除去.Their removal is effected by aluminum and ferric salts.清水仍能有颜色, 例如, 如果把铁盐溶解在水中,水便有颜色.A clear water c...
North American fern with a blackish lustrous stipe.带有光亮叶柄的一种北美蕨类.There was a lurid, gloomy canopy above ; the elm - trees drooped their heavy blackish green.上面是一片苍白又阴郁的苍穹; 榆树枝叶郁郁苍苍地低垂下来.The water was blackish.水很黑。Katy ha...
The writer analyzed the and disadvantage on phasing - out methyl bromide in China.本文分析了我国淘汰甲基溴的利弊.All 3 S industries transformers are 100 % tested for turns ratio exciting current , phasing & hipot.所有的工业级别变压器都经过 回转 比率 、 ...