The main hardcopy output devices are printers and plotters.主要硬拷贝输出设备是打印机和绘图仪.For submission in hardcopy, do not import figures into the text - see Illustrations.对于提交的印刷本, 不要在文字中插入图 - 见说明.Start designing and building port...
Eventually hydrogen becomes fixed in traps in the metal, leading to hydrogen embrittlement.终于,氢渐渐地被固定在金属内部的“陷阱”中而导致氧脆.After irradiation, the steel will have different tendency of embrittlement.钢材经中子辐照后会产生不同程度的脆化倾向.Howeve...