把厚木板的一端用夹具固定在桌子的边上。Clamp one end of the plank to the edge of the table.工件夹持 装置叫做钻模或夹具.Work - holding devices are called jigs and fixtures.要使用一套定位夹具来精心地使外线圈保持在正确的位置上.The outer coil needs holding in position very carefully...
煤被干馏后剩下固体残余物:焦炭.Coal is destructively distilled leaving a solid residue, coke.两者通过普通的分馏彼此分离.It can be separated from each other by ordinary fractional distillation.较重的沸腾着的馏分以液态停留在多孔的壁上.The heavier boiling fractions remai...
...children with matchstick legs.双腿骨瘦如柴的孩子们A blue - eyed triplefin, small as a matchstick, guards its territory with an aggressive pose.一只火柴头大小的蓝眼三鳍鱼, 正在展示一种进攻性的姿势, 以保卫它的地盘.Use a pointed object such as a broken matchstic...
你身体的各个部位是不是都还听你的话还是向你索求更多?Do they do all you ask of them - and then beg for more?咱们的买主想索求你方价格单或列表.Our buyers question for your price list or catalogue.这年轻的自我信号,依然是以索求为主.This youthful selfish signal is still based on the ...