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A mechanical model considering sliding friction between the tube and die is proposed to explore the plastic deformation behavior of the tubes during a expansion process in a square cross-sectional die.

提出考虑管材和模具间滑动摩擦的力学模型，来研究在方形模具中的管材胀形的塑性变形行为。

In a cross-sectional questionnaire survey, asthma symptoms, hay fever and eczema were assessed, as well as current, early and prenatal farm-related exposures in 1,333 farmers' children and 566 reference children aged 5–17 yrs.

调查1333例农村儿童和566例5～17岁对照儿童的哮喘、干草热和湿疹症状，以及他们现在、早期和出生前对农作物的接触情况。

When wirerope as electromagnetic induction iron core cross-sectional area changes, the coupled impedance between exciting coil and testing coil will change

钢丝绳作为电感铁芯，当其截面发生变化时励磁线圈与检测线圈之间的偶合阻抗将改变

At the same time ,it analyses the possible interference phenomenon that can be occurred in the course of machining drill bit flute by the grinding wheel cross-sectional profile solved.

同时分析了在用所求得的砂轮截形加工钻头螺旋槽的过程中可能产生的干涉现象。

This transformer substation is equipped with 2 main transformers, two group power source coils in, 35 kilovolts high-tension sides and 10 kilovolts high-tension sides use the single generatrix sectional type structure.

该变电站设有2台主变压器，两路电源进线，35千伏高压侧及10千伏高压侧均采用单母线分段式结构。

This paper quantitatively analyzes the effect of firm performance, corporate governance ,equity separation and information release on stock market risk using cross sectional data.

文章应用横截面数据，定量分析了我国上市公司业绩、治理结构、股权分置和信息披露等公司因素对股票市场风险的影响，以及总体公司因素对我国股票市场风险的影响程度，并得出了相应的结论。

Voluming CT which is studied later than cross-sectional CT belongs to the field of high-new technology.

体积CT是继断层CT发展而来的一种高新技术。

Compared to cross-sectional CT, it has a lot of advantages, such as the rate of obtaining projections' X-ray utilization ratio and the isotropy of the spatial resolution and density resolution in 3D object. Voluming CT will became one of the more effective methods in medical imaging and industrial nondestructive test.

它具有获取投影数据的速度快、X射线利用率高、成象结果空间分辨率各向同性等优点，因而将成为用于医学影象诊断、工业无损检测等领域的更为有放的手段之一。

An analytic equation for electromagnetic response of semi-space sphere is derived. The areal, pseudo-sectional and frequency responses of low and high resisting buried sphere trippers in the even semispace are calculated, the characteristics and rules are analyzed.

推导出基于半空间中球体的电磁响应的解析式，计算了均匀半空问中低阻和商阻埋藏球体的倾子的平面、拟断面和频率响应，分析了其特征和规律。

The development of the prelude in 17th century Germany led to a sectional form similar to keyboard toccatas by Johann Jakob Froberger or Girolamo Frescobaldi.

17世纪德国的前奏曲发展引起到后来的键盘托卡塔，主要作曲家有弗罗柏格(Johann Jakob Froberger， 1616-1667)和符雷斯可巴帝(Girolamo Frescobaldi， 1583-1643)。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。