The microstructures and properties of ZQA19-4 alloys were studied by Scanning electron Microscope (SEM) and electronic universal experimentalmachine.
采用扫描电镜和电子万能实验机,研究了合金元素对ZQA19 - 4合金显微组织和性能的影响。
2
The design of an experimentalmachine for microwave machining is introduced, including microwave circuit chart, integrative structure of cutter and microwave antenna, etc.
介绍了微波加工试验样机的设计方案,包括微波电路图、刀具与微波天线一体化结构等。
3
Torque is measured by equilibrant method in virtue of torque transducer and torsional angle is measured in virtue of photoelectric coder on conventional experimentalmachine.