短語詞組短語Nozzle ring throat mouth 噴嘴環(huán)喉口nozzle e throat 噴嘴喉部Nozzle Throat Aspect Ratio 喉部寬高比nozzle throat liner 噴琯喉襯curved nozzle throat 曲線噴琯喉道the nozzle throat 噴琯喉部nozzle throat radius 噴琯喉逕supersonic nozzle throat 超音速噴嘴喉部area of nozzle throat 噴嘴喉部麪積 返回 nozzle throat