常見例句雙語例句Computational investigation of secondary flow thrust vector control technology used in a convergent-divergent nozzle;采用六分力試驗技術(shù)對某推力矢量發(fā)動機燃氣舵的氣動特性進行了試驗研究。The cutting nozzle and divergent cutting nozzle produced by using said method are low in cost, high in efficiency and good in quality.用此方法生產(chǎn)割嘴、擴散型割嘴成本低、效率高、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)明屬于氧-乙炔（液化氣）割嘴、擴散型割嘴新的制造方法。ip.com 返回 divergent nozzle