“positioning band”的概念、定义、翻译、参考文献-科学参考

单词	positioning band
释义	positioning band [pǝ`zish·ǝn·iŋ ´band] ^ORDNANCE A metal band on some recoilless ammunition, placed to ensure the proper positioning of the round inside the chamber and tube.
随便看	dilatational wave dilation dilatometer dilatometry dilaton dilator dilauryl ether dilauryl thiodipropionate dilepton event dilinoleic acid dill Dilleniaceae Dilleniales Dilleniidae dill oil diluent dilute dilute phase dilution dilution factor dilution gene dilution method DIM dimedone dimension

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