Carbon is needed as a reducing agent in many metallurgical operation.许多金属冶炼操作中需要碳作为还原剂.They point out inadequacies in applying criteria developed from metallurgical practice to reinforced plastics.他们指出了把冶金工业采用的断裂标准应用于增强塑...
他轻轻松开油门杆，轮船开始缓缓前行。He gently opened the throttle, and the ship began to ease forward.伦纳德在温室里悠然自得地给西红柿绑上撑杆。Leonard pottered round the greenhouse, tying up canes for the tomatoes.压下挡杆，直到听到挡挂好。Press the lever until you hear ...
动量可以被理解为惯性的定量表示.Momentum may be thought of as a quantitative expression of inertia.物质产生惯性的特性,还是很有价值的.The property of matter that gives rise to inertia is much more promising.除了在阻碍面前易惯性的意志薄弱.But always weak nerves in fron...
I must admit that maps obsess me...我得承认我对地图十分着迷。The isoseismal maps are valuable complements to the instrumental records.等震线图是仪器记录有价值的补充资料.They differ somewhat from bathymetric charts which are virtually topographic maps...