英语词汇decline rate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	decline rate
释义	decline rate 美/ d??kla?n re?t / 简明释义下降率：衡量某一事物或现象在一定时间内减少的速度或幅度的指标。网络释义 1 ?递减率产量递减率(decline rate)：就是单位时间内的产量变化率，或单位时间内产量递减百分数。短语 1 Nominal Decline Rate 标准递减率 ; 油气名义递减率 2 production decline rate 产量递减率 3 instantaneous decline rate 瞬时递减率双语例句 1 Higher TMP results more rapid flux decline rate and form a more compact cake layer. 高tmp会导致较快的膜渗透通量下降速率，并且形成更加密实的滤饼层。 2 Unlike Wells designed to pump crude, oil sands don't have the same production decline rate. 因为钻探原油的油井产量是递减的，但含油砂却没有这种产量递减率。 3 Analysis of production decline rate is an important item in development planning of oil -gas fields. 油气田产量递减率分析是开发规划中的一项重要内容。
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