通常所发现的这种损坏是由于应用比重计不当造成的.Such damage is usually found to have been caused by hydrometer misuse, especially with symthetic separators.用泥浆比重计测出泥浆的密度.Use the mud balance to determinate the mud weight.通过测量密度来测定盐溶液的浓度的液体比重计.An...
He was an experienced parachutist who had done over 150 jumps.他是个经验丰富的跳伞者，已经跳过150多次伞了。Everybody still jumps up and down about being rid of tyrants.大家都还在为摆脱了暴君的统治而激动不已。Sophia jumps up and throws down her knitting.索菲娅跳起身来，...
哥伦比亚队凭借流畅的传球和终场前的制胜进球击败了他们。They were outplayed by the Colombians' slick passing and decisive finishing.一些人动作平稳流畅，其他人则跌跌撞撞，大概是喝醉了。Some people moved in silky, liquid movements, others were jerky, probably drunk.他的字从小就...
北极光的狭长流光,闪射出蓝色的光芒,横过夜空.Long streamers of Northern Lights flashing blue wisps across the sky.这和北极光的变幻不定极其相似.It was like nothing so much as the phantasmagoric play of the northern lights.这显示的北极光处于地平线发红的在特雷普小湾.This display ...