久居此地的居民和根基稳固的家族牢牢掌控着权力。The old-timers and established families clutched the reins of power.我们和那些政治家之间的关系很不稳固。There is an uneasy relationship between us and the politicians.那个沙坝并不稳固，他脚下如同踩着流沙一般。The sandbank was uncertain,...
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...
One new solvent free impregnating resin based on unsaturated polyester with modified diphenylene ether is prepared.以改性二苯醚树脂为原料,合成了一种新颖不饱和聚酯型无溶剂浸渍绝缘漆....
She expects me to drive round collecting jumble for the church.她期望我能开车去四处收集旧物用于教堂义卖。Are you collecting for charity?你是在为慈善事业筹款吗？Hospitals are poor at collecting information.医院收集信息能力很差。...