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1)  the bar with unhomogenous regions and various sections
非均质变截面杆
1.
Based on the general theory of the one dimensional elastic wave, the analytical solution of the stress wave propagation in the bar with unhomogenous regions and various sections is obtained.
基于一维弹性波理论,本文对应力波在非均质变截面杆中传播问题进行了一维简单波分析,并把分析结果与二维轴对称有限元分析结果进行了比较,表明一维简单波分析是非常有效和实用的。
2)  Nonhomogeneous shaft with variable cross section
非均质变截面轴
3)  variable section beam
变截面杆
1.
In this paper, the minimum excess principle and its method are used in dynamic analysis of variable section beam.
本文应用最小余能原理的理论和方法确定变截面杆的固有频率 。
4)  non-homogeneous flexible bar
非均质杆
5)  non-uniform profile
非均匀截面
1.
The heat transfer properties and heat transfer reinforcement methods of Self-Exciting Mode Oscillating Flow (SEMOS) Heat Pipe are analyzed in this paper, and a comparative research between uniform profile and non-uniform profile SEMOS Heat Pipe is made by using high continue heat flow laser through changing the output of laser.
本文对自激振荡流热管的传热特性及强化传热手段进行了分析,并利用高热流连续激光作为加热手段,通过改变激光器的输出功率,对等截面和非均匀截面自激振荡流热管的传热特性进行了对比实验研究。
6)  variable cross-section member
变截面杆件
1.
The calculation problem of variable cross-section member (parabolic wedge-shaped beam with rectangular section) in cross-beam structures;
交叉梁系结构中变截面杆件(矩形截面抛物线楔形梁)的计算问题
补充资料:特定态非弹性散射截面
分子式:
CAS号:

性质:非弹性散射前后,分子内部运动状态发生变化,即分子传能。若以T,R,V,E分别代表平动能、转动能、振动能、电子能,则传能方式有T-R,R-R,T-V,R-V,V-V,T-E,R-E,V-E,E-E。T-T 即弹性散射。由于R,V,E由内部量子态所决定,故非弹性散射指特定态-态间传能。若i、j表示始态和终态,Jsc,和Iinc为散射流和入射流密度,则非弹性散射截面σij=Isc/Iinc。i=j时为弹性散射。

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