一种胶体,就其整体而言可认为不带净电荷.A sol considered as a whole cannot have a net charge.照像材料含有亲水胶体的感蓝卤化银卤剂层.The photographic elements contain a blue - sensitive hydrophilic colloid silver halide emulsion layer.胶体的弹性性质可能随着它的寿命而变化的.The e...
但法律专家们不能肯定这一指控是否成立。But legal experts are not sure if such a charge can stick.我相信他肯定非常担心黛安娜。I believe he is most painfully anxious about Diana.即便有点儿失望，也肯定是暂时的。If there was any disappointment it was probably temporary....
The binomial coefficients are ubiquitous in Combinational Theory.二项系数在组合论中有普遍的应用.This is nothing but the binomial expansion.这不过是二项展开式.Pascal published a treatus on binomial coefficient.帕斯克发表了关于二项系数的论文....