英语词汇sub ballast怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	sub ballast
释义	sub ballast 简明释义道渣网络释义 1 ?道喳 ... subangle 副角 sub ballast 道喳 styrene polvmer 苯乙烯聚合物 ... 2 ?底碴铁路词汇3-时尚资讯——收集最潮流最热点的时尚资讯... ... 砂道碴 sand ballast 底碴 subballast 道床厚度 thickness of ballast bed；depth of ballast ... 短语 1 Sub-ballast 碴子 ; 底层道渣 2 sub ballast WESTBANK 道喳双语例句 1 On this day I also tested the ballast tank and did a very brief full submergence dive, in the limited light I could not see below the surface and lost sight of the sub right away. 这一天，我也测试了压载水舱，并没有一个非常简短的充分淹没下潜，在有限的轻，我不能见下文表面和抛诸脑后小组的权利。
随便看	weight-measuring device weight measuring device weight memo weight memo weight method weight misalignment weight mixing weight-molal weight molal weight-molal concentration weight molal concentration weight-molality weight molality weight molar concentration weight-molarity Weight,Molecular weight moment of inertia weight moving average weight mud weight name weightness weight nominal value weight normal weight-normal weight normality

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