LEV(f)=LEV(f—At)+△三E矿(f—At),At>O (2-1) ②速率变量 速率变量(rate variable)是用来表示累积效应变化快慢的变量。
基于20个网页-相关网页
二、流率变量(Rate Variable) 定义2 若流位LEV(t)和函数RAT(t),满足: LEV(t)=LEV(t-Δt)+Δt×RAT(t-Δt), Δt>0,则RAT(t)为流位LEV(t)的合流率变量,简...
基于12个网页-相关网页
... 持股比例 shareholding ratio 比例变动 rate variable; variable rate 比例变动规律 law of variable proportion ...
基于4个网页-相关网页
fast-rate variable-pulse generator 快速可变脉冲发生器
Variable-Rate Variable Data Rate 可变的数据速率
High rate variable focus 高倍率变焦
variable exchange rate 自由浮动汇率 ; 自在浮动汇率 ; 自由浮动汇价
Rate Variable Data Rate 可变的数据速率
variable rate 可变利率 ; 浮动利率 ; 变化率
variable rate mortgage [金融] 可变利率抵押 ; 浮动利率按揭 ; 浮动利率房屋贷款 ; 可变利率典质
variable bit rate 可变比特率 ; 可改变之比特率 ; 变量位率 ; 变动位速率
A new rate variable bearing design principle is presented, and the application of this method applied in X62W milling machine is introduced, too.
提出了一种新型变速轴承的设计原理,并在X62 w铣床上得到了成功的应用。
SD rate variable fundamental in-tree modeling not only realizes standardization of modeling but also is beneficial to calculation of feedback loops and perspicuity of feedback analysis.
流率基本入树建模法不仅实现了规范化建模,而且有利于反馈环的计算和反馈性分析清晰化。
The multi-rate variable well testing can weaken wellbore storage, shorten test time and economize the cost of test, and the contradiction between test and production is also solved to some degree.
多级变流量试井可以减少井筒储存效应,缩短测试时间,节省成本,使试井与生产的矛盾在一定程度上得以缓解。
The discount rate was a policy variable set by the Fed and it was typically fifty basis points below the Federal Funds Rate.
贴现率是一个联邦可改变的政策,并且它比联邦资金利率通常,低五十个基本点。
应用推荐