pitch and catch technique

无损检测术语中英文对照-阀门网 ... Pirani gage 皮拉尼计 Pitch and catch technique 一发一收法 Pixel 象素 ...

无损检测术语 ... 9.5 双探头技术 double probe technique 一收一发技术 pitch and catch technique ...

... piston valve engine 活塞阀(配汽)蒸汽机 pitch and catch technique 一发一收探伤法 pitch-chord ratio 节弦比，相对栅距 ...