Competition between domestics and foreign imports is growing fiercer.国货与进口货之间的竞争更加激烈了.In 1929, Tianjin Goldenza mian won the second prize exhibition domestics.1929年, 金丝杂面荣获天津国货展览会二等奖.Then the thesis compares internationa...
What do you mean by anneal?你说的退火是什么意思?The puller also applied growing and vacuum anneal of laser crystal.该设备也适用于多种激光晶体的生长和激光晶体的真空退火.Firstly, equiaxed microstructure could be produced by treatments including hot compressi...