英语词汇effective instrument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	effective instrument
释义	effective instrument 简明释义有效工具：一种能够产生预期结果或达到预期目标的工具或方法。网络释义 1 ?有效文件有效文件短语 1 effective value measuring instrument 电有效值测量电表 2 effective range of instrument 仪颇有效量程双语例句 1 LEED is an effective instrument for the study of surface structures of single-crystals. 低能电子衍射仪(LEED)是研究单晶表面结构的有效工具。 2 The evolutionary theory of economy provides an effective instrument to observe institution change. 经济演化理论为观察制度变革提供了一个有效的工具。 3 Objective To provide an effective instrument assessed the ability of children's visual motor integration in China. 目的为系统完善地评估我国儿童视觉运动整合的发育提供有效工具。
随便看	assembler macro-call assembler member assembler microprogramming language assembler of farm product assembler operation code assembler operation directive assembler operator assembler option assembler output assembler output listing assembler program assembler pseudo operation assembler pseudo-operation assembler pseudo-operations assembler routine assemblers assemblers of farm products assembler source code assembler source file assembler source program assembler statement assembler syntax assembler system assembler translator assembles

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。