英语词汇grade B reserves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	grade B reserves
释义	grade B reserves 简明释义Ｂ级储量网络释义 1 ?B级储量定义中文名称：B级储量英文名称：grade B reserves 定义：在详查和精查阶段，通过系统的勘探工程控制, 含煤性、煤层产状等已基本查明,勘探程度较高的煤炭储量。应用学科：煤炭科技（一级学科）；煤田地质与勘探（
随便看	single-stage centrifugal fan single-stage centrifugal pump single stage centrifugal pump single-stage centrifuge single-stage clutch single-stage coaxial water-turbine pump single-stage compression single stage compression single-stage compression refrigeration system single stage compressive refrigerating system single stage compressor single stage compressor single stage converter single-stage converter single stage crushing single stage crushing single-stage cube network single-stage curing single-stage decision making single-stage diffusion process single-stage diffusion pump single-stage diffusion separator single stage diffusion unit single stage diffusion unit single stage digester

英汉双解词典包含3185865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。