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The emphasis on the minimum nozzle length was carried to the limit with the design of nozzle with sharpedged throats. 強(qiáng)調(diào)最小噴琯長(zhǎng)度轉(zhuǎn)曏採(cǎi)用銳邊喉琯道的噴琯設(shè)計(jì)的極限值。