铜是热和电的良导体.Copper is a good medium for the conduction of heat and electricity.木头是热和电的不良导体.Wood is a poor conductor of heat and electricity.铜是电的良导体.Copper conducts electricity well....
60瓦的电灯泡a 60-watt light bulb电灯泡坏了.The bulb has gone.戴夫和米歇尔邀请我跟他们一起出去,不过我可不想整个晚上都当电灯泡.Dave and Michelle invited me to go out with them but I don't want to play gooseberry all evening....
Objective: To prevent late cerebral ischemic stroke carotid endarterectomy ( CEA ).目的: 应用颈动脉内膜切除术改善大脑循环并预防缺血性脑卒中.Endarterectomy removes fatty plaque an incision in the neck.通过在颈部切口去除内膜上的脂肪斑块.Methods: 17 cases of carotid ...
他任职于外交关系委员会。He was on the Council of Foreign Relations.目前, 我任职于BIT公司信息产业部经理.Currently, I serve as manager for BIT Company's Information Industry division.此后他发展成为专业的培训师和顾问并任职于不同的职位.He developed his professionalism as...
应用燃烧法在较低温度(600℃)下,于空气中快速合成BaMgAl10O17∶Eu2+ ( BAM ) 荧光体.The aluminate phosphor BaMgAl 10 O 17∶ Eu 2 + ( BAM ) was successfully synthesized by rapid combustion process at 600 ℃ furnace temperature....
Firstly, they must make certain that their pension needs are adequately catered for.首先，他们得确保他们能获得足够的养老金。She went to the company to draw her pension.她去公司领退休金。The basic retirement pension will go up by £7.95 a week.基本退休金每周...