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...
You have done a brave act and you will hear about it.你干了一件勇敢的事,你将会受到奖赏的.You always hear about planes being delayed because of technical faults.你总能听到由于技术事故而使飞机迟期起飞的事.What you hear about may be false; what you see is true....
...a small, expensive pocketknife with a bone handle.昂贵的骨柄小折刀I got a really good pocketknife for $ 10.我花十美元买了一把非常好的折叠刀.Steven killed the bird with his pocketknife.史蒂文用随身带的小刀杀死了这只小鸟.Now, use your pocketknife to touch the ...
Dr Tinsley had five pieces on the board against Chinook's four.廷斯利博士在棋盘上还有5枚棋子，对手钦诺克还有4枚。Chinook must make complex decisions in a large and complex space with many possible positions.Chinook必须在大而复杂的空间里对可能的走法做出更复杂的决定...