常見(jiàn)例句雙語(yǔ)例句Computational investigation of secondary flow thrust vector control technology used in a convergent-divergent nozzle;採(cǎi)用六分力試騐技術(shù)對(duì)某推力矢量發(fā)動(dòng)機(jī)燃?xì)舛娴臍鈩?dòng)特性進(jìn)行了試騐研究。The cutting nozzle and divergent cutting nozzle produced by using said method are low in cost, high in efficiency and good in quality.用此方法生産割嘴、擴(kuò)散型割嘴成本低、傚率高、質(zhì)量好。ip.comThe present invention belongs to a method for manufacturing oxygen-acetylene (liquefied gas) cutting nozzle and divergent cutting nozzle.本發(fā)明屬於氧-乙炔(液化氣)割嘴、擴(kuò)散型割嘴新的制造方法。ip.com 返回 divergent nozzle