The text introduce the characteristic, principium, configuration, type, use and application of type drum microfilter. 文中介绍了新型瓦楞面微孔过滤机的特点 、 工作原理 、 结构 、 选型 、 使用场合和应用实例.
The melting point was measured by differential scanning calorimeter ( DSC ) .用差示扫描量热仪(DSC ) 测试了树脂的熔点.Self - heating of two typical n - alkane ( n - heptane and n - hexadecane ) is studied by Accelerating Rate Calorimeter...
He was a handsome blond Nordic type.他属于北欧人那种类型，英俊潇洒，金发碧眼。The Nordic countries have been quick to assert their interest in the development of the Baltic States.北欧诸国很快就表示它们对波罗的海诸国的发展感兴趣。The Nordic birches have long been of...
生产定额, 预算约束等等可以限制变量的变化范围.Production quotas, budget constraints, etc. might restrict the variation of the variables.我们得将水按定额配给.We'll have to ration out the water.因此, 我们将购买一种比如说价值五万美元的不定额综合险.So, we'll take out an ...
This method does not need to be either safe or idempotent.该方法不需要安全或者等幂.In this paper , we study nonnegative generalized idempotent matrices in detail.本文给出了一般非负广义幂等矩阵的充要条件.This matrix is idempotent.这个矩阵是等幂的....
他以经济学行家的眼光审视这个问题.He cast a professional economist's eyes on the problem.你在买股票前,最好听听行家的意见.You had better get professional advice before buying stocks.然后, 他端起酒杯, 带著行家的表情品尝了一下.Next, he carries a goblet, the expression ...