查询词典 environment variable

Sequences of 28S rDNA across Acari, though with variable region, were not randomly distributed, with the expansion segments being more variable than the core regions and with an increasing sequence divergence with taxonomic distances.

散布图显示，转换取代与颠换取代有类似的线性变化；支序分析及群聚分析的亲缘关系显示，同科及同属内的成员都群聚的很好，全爪蟎属与小爪蟎属的亲缘关系近，与叶蟎属较近的是岩蟎属。28S rDNA的序列特性显示，其核心序列适合分析较高阶的蟎蜱亲缘，而展延区则可应用於低阶的分析。

Variable values can be set in the Interactions Case Properties dialog by selecting the action "Set Variable and Widget Value equal to Value".

变量值可以设置的互动关系也不一样属性对话框中选择的行动"设置变量和widget值等于值"。

Now you may be thinking,"Why do we need an action variable when INow you may be thinking,"Why do we need an action variable when I

现在您或许会想"既然我也可以选择person或howmany是否出现，那为什么我们要用一个action变量呢？"

In order to calculate the crack expansion life in the action of variable amplitude load for the metal bar with V-shaped notch, the formula of bar fracture frequency was obtained theoretically by setting a size of bar fracture region applied in the engineering. Based on it, the mathematic expression of crack expansion life of bar V-shapednotch tip in the action of variable amplitude load was built.

针对金属棒料在变幅载荷作用下需要较精确地获取其V形槽尖端裂纹扩展寿命的问题，通过给定一个工程上能接受的瞬断区尺寸，获得了棒料断裂频率的计算公式，在此基础上，建立了变幅载荷作用下棒料V形槽尖端裂纹扩展寿命的数学表达式。

And it is not possible to take the address of a register variable (a topic covered in Chapter 5), regardless of whether the variable is actually placed in a register.

另外，无论寄体器变量实际上是不是存放在寄存器中，它的地址都是不能访问的(有关这一点更详细的信息，我们将在第5章中讨论)。

This dissertation is engaged in increasing the efficiency of the variable speed variable pitch WPGS. The technical and operation characteristics of the system are analyzed and the control schemes are researched in theory and simulation. And then, the emulation of WPGS in lab is also explored in order to verify the affectivity of the control scheme.

本文以提高风力机的风能捕获效率为目的，以变速变桨距风电机组为研究对象，分析了其技术特点和运行特性，对其变速控制策略进行了深入的理论研究和仿真分析，并对其实验验证手段进行了探索。

The engine is surrounded by a duct that has a variable intake at the front and an afterburning jet pipe with a variable nozzle at the rear.

这种发动机的周围是涵道，前部具有可调进气道，后部是带可调喷口的加力喷管。

A functional unit whose output analog variable is equal in magnitude to its input analog variable but is of opposite algebraic sign.

一种功能部件，其输出模拟变量和输入模拟变量的数值相等，但代数符号相反。

A nonlinear dimension chain has both length dimension variable and the angular dimension variable. So the nonlinear dimension chain can't be calculated by simple algebraic sum.

对于非线性尺寸链，既有长度尺寸变量，又有角度尺寸变量，不能运用简单的代数和求解。

Analyzing every kinds of variable speed method and getting the conclusion that VVVF is the best method of all alternating variable speed.

分析了各种交流调速方法，得出变频调速是目前最理想的交流调速方法的结论。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样