7e

Reliability Study on SS_ ( 7E ) Electric Locomotive Bogie Frame

SS（7E）型电力机车转向架构架可靠性研究

Verification and Application of Dynamics Model of SS_ ( 7E ) Locomotive

SS（7E）机车动力学分析模型的试验验证及工程应用

Survey and design of 7E highway in Cambodia

柬埔寨王国7E公路的勘测设计

Simulation and experiment study on dynamics performances of SS_ ( 7E ) locomotive running on elastic track

SS（7E）型机车在弹性轨道结构上的动力学性能仿真与试验研究

Main speed-up technologies for SS_ ( 7E ) electric locomotive

SS（7E）型电力机车主要提速技术

Structure , properties and technological features of DF_ ( 7E ) heavy haul shunting locomotives

东风（7E）型重载调车机车结构性能及工艺特点

The Numerical Simulation of Welding Deformation and its Application in SS_ ( 7E ) Locomotive Bogie Frame

焊接变形的数值仿真及其在SS（7E）机车焊接构架中的应用

Car body of SS_ ( 7E ) passenger locomotive

SS（7E）型客运机车车体

Modularized SS_ ( 7E ) AC / DC Electric Locomotive

模块化SS（7E）型交直电力机车

Based on SS_ ( 7E ) electric locomotive , the effect of the design and option parameter about second suspension to improve locomotive dynamic is discussed .

以SS7E型机车为研究对象，分析研究了二系悬挂结构设计、参数选择等对改善机车运行性能的影响。

Comparison and analysis on dynamics performance of SS_ ( 7E ) and SS_ ( 7E ) modularized locomotive

SS（7E）机车与SS（7E）模块化机车动力学性能比较与分析

Successful transformation 5E and 7E chromosome specific PCR markers were repeatable , stable , easy , quick and low cost after several tests . They were particularly suitable for development of molecular markers when there was no related genomic sequence information .

对于转化成功的长穗偃麦草5E和7E染色体特异PCR标记，经多次验证重复性好，扩增稳定，操作便捷，花费低，尤其适合无相关基因组序列信息的情况下需要发展分子标记。