查询词典 variable density system

The result is that amplifier output is unaffected by loading, so that the frequency-variable impedance of loudspeakers does not give an equally variable frequency response, and there is some control of speaker cone resonances.

结果是，放大器输出不受负载的影响，因此音箱的频率变化的阻抗并没有提供一个一样的频响变化，没有扬声器纸盆共鸣。

Two segment variable cross section ; three segment variable cross section ; section break

两段变截面；三段变截面；截面突变

The section of traditional portal rigid frame are constant cross-section and wedge shape variable cross-section,this paper brings up a component cross-section—ripple web plate variable cross-section.

传统的门式刚架的构件截面为等截面和楔形变截面，本论文提出了一种构件截面形式——波纹腹板变截面。

The section of traditional portal rigid frame are constant cross-section and wedge shape variable cross-section,this paper brings up a component cross-section—ripple web plate variable cross-section.

摘要传统的门式刚架的构件截面为等截面和楔形变截面，本论文提出了一种构件截面形式——波纹腹板变截面。

Aiming at the shortage above,in the foundation of traditional adjustors,the variable structure and the differential negative feedback were introduced in the speed adjustor,and the variable structure was introduced in the position adjustor.

针对以上不足，在传统调节器的基础上，速度调节器和位置调节器分别引入了变结构与微分负反馈相结合的方法和变结构的方法。

Based on this information a new variable called class distance variable is proposed to describe the difference between the classes of homologs.

对于烷烃化合物所建模型的标准误差已接近或达到了实验误差水平，并且有较高的预测能力。

The steel and iron tectonic plate index was chosen as dependent variable,and several macro economy factors which may affect the steel and iron tectonic plate index were chosen as independent variable.

以钢铁板块指数作为因变量，选取宏观经济中能影响钢铁板块指数的指标，运用SPSS软件对数据进行回归分析并建立回归模型，分析得出影响钢铁板块指数的宏观因素。

Experimental and simulation results show that the novel electro-hydro-mechanical variable valve actuator can achieve fully variable valve timing and lift control without using complex control systems.

值模拟结果和实验结果表明，新的电液机械式配气机构能在需复杂的控制系统下实现全可变气门正时及开的控制。

Like x , variable y is declared at the level of B1, but its scope does not include B3, where another variable of the same name locally takes precedence over the outermost y .

像 x 一样，变量 y 在 B1层次被定义，但是其访问范围不包括 B3，这里相同名字的另外一个变量比最上层的y在本块具有优先权。

This article through to the small leaf oak branch moisture contentdetermination and the analysis, take the small leaf oak's bough highlyas an independent variable, take the corresponding high branchmoisture content as the dependent variable,Uses the linear theory to construct the bough moisture contentestimation mathematical model, studies the small leaf oak boughmoisture content the distributed rule.

本文通过对小叶青冈主干含水率的测定和分析，以小叶青冈的树干高度为自变量，以相应高度的主干含水率为因变量，采用线性理论构建树干含水率估测数学模型，研究小叶青冈树干含水率的分布规律。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。