英语词汇waste sand and gravel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	waste sand and gravel
释义	waste sand and gravel 简明释义废砂石网络释义 1 ?废砂石废砂石双语例句 1 The process includes the waste purification from oil emulsion in Tilted-Plate Separator and the suspension separation in the downward-flow sand-gravel filter. 处理方法包括使用倾斜盘式分离器分离油乳化剂，使用下流式砂砾过滤器分离悬浮颗粒物。
随便看	polyvalent vaccine polyvaleramide fibre polyvalue tolerance polyvanadate polyvanadic acid polyvariant polyvariant system poly v belt poly V-belt polyversity polyversity Polyvidon polyvidone polyvidone iodine polyvinil chloride insulated wire polyvinil insulated cable polyvinox polyviny alcohol polyvinyl polyvinyl acetal polyvinylacetal polyvinyl acetaldehyde polyvinyl acetal diethylaminoacetate polyvinyl acetal resin polyvinyl acetal

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