In order to improve the mechanical properties of the para - aramid paper polyimideresin.对位芳纶纸基材料分子结构的刚性及纤维表面的惰性导致其机械力学性能较低.The sisal pulp and aramid fiber were chose to fabricate the wet paper - base friction materials.本...
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...
我踱来踱去仔细思量后叫了一辆出租车。I strolled up and down thoughtfully before calling a taxi.菲利普在地板上踱来踱去，一副典型的神经紧张的准爸爸形象。Philip paced the floor, a typically nervous expectant father.他双手紧扣，背在身后，在走廊里踱来踱去。He paced the corridor, hands claspe...
鉴于检察长已公开表示反对，他的机会看来不大了。His chances do not seem good in view of the fact that the Chief Prosecutor has already voiced his public disapproval.检察长坐下, 父女俩也坐下.Mr. Attorney - General sat down, and the father and daughter sat d...
复活节到来时, 游客大批地涌来.By Easter, tourists were arriving in strength.在过去, 我从来不需要大批地辞掉人员.In the past, I never had to do much laying off.他们大批大批地到来.They arrived in large numbers....
Some dozen barefooted urchins ganged in from the riverside.几十个赤足的顽童从河边成群结队而来.For instance, it appears the ancestor of brainless starfish and sea urchins had a brain.例如, 无脑海星和海胆的祖先似乎曾有大脑.People said that he had jaundice a...