The manager asks the secretary to duplicate the document.经理让秘书复印这份文件.Your jacket's a duplicate of mine.你的夹克跟我的一样.We have duplicate keys for the front door.我们有几把相同的前门的钥匙....
Photocopy: Duplicate of a document, etc. produced either by xerographic electrofax process.影印本: 用干影印或电传影印造成的文件副本.The manager asks the secretary to duplicate the document.经理让秘书复印这份文件.Can you duplicate the key for me?你能把这把...
它绕着质心的椭园运动就几乎看不出来.Its own elliptic motion around it will be almost imperceptible.在无外力时,质心的速度是常量.The velocity of the center of mass is constant in the absence of external forces.错误的根源在于混淆了质心与重心 吗 ?Do We Mistake Center of ...
利用石墨煤增碳的炼钢技术,工艺简单可行, 增碳稳定, 应用广泛.This technical process is simple, carburization is stable, application is widely.对于药芯焊丝,增碳的门槛值在0.05%左右.The critical value of carbon increasing for FCW is about 0.05 %.添增碳粉 、 或者调换硒鼓中部制卡和会员卡...
A downpour of rain put out the children’s bonfire.一阵大雨把孩子们的营火都浇灭了。The seeds that had been sown were almost completely washed away by a sudden downpour.已经播下的种子几乎被一场突如其来的暴雨全冲走了。It was the heaviest downpour ever recorded.那是...
Mr Lima: How many kilometres can I do with that petrol?利马先生: 这些汽油我能开多少公里?Mr Lima: Two tickets for the night ferry, please. Returns.利马先生: 请给我两张晚上的船票. 来回票.The artefacts have gone to Lima for safe keeping.文物被送到利马妥善保管....