英语词汇composite vein of ore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

英汉双解词典包含3607232条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

单词	composite vein of ore
释义	composite vein of ore
随便看	injection pump assembly injection pump barrel injection pump cam injection pump control injection pump drive gear injection pump housing injection pumping injection pump plunger injection pump stroke injection pump tester injection pump transmission mechanism injection quadrant injection quantity injection ram injection ram pressure injection ram speed injection rate injection rating injection ratio injection refining injection regime injection region injection relay injection return stroke injection revolution frequency