Don't rely exclusively on a single secondary source for information or opinion in a research paper.
在一篇研究论文中，不要在信息或观点上排他性地依赖单独一处二手资料。
The granites not only caused the remobilization of gold but also serve as the secondary source bed.
花岗岩不仅使金活化转移，而且也是第二矿源层。
Both theoretically and from the perspective of social norms, the customary law should at least be a secondary source of our country "s legal system."
无论从理论还是从规范上分析，习惯法在我国法制上至少应占据次位法源的地位。
It is inappropriate to sum up and explain all kinds of migration method by "generalized diffraction transform method" based on the single secondary source.
在此基础上用“广义绕射变换”来归纳和解释各种偏移方法也是不妥的。
A physical model of the active control of torsional wave is set up in this paper. Dinfluence of error sensor and secondary source on the optimal control results is studied.
建立扭转弹性波主动控制系统的物理模型，研究二次源、误差传感器位置对最优控制效果的影响。
Simulations about reducing noise excited by engine revolution are done by laying secondary source at proper places on the simplified finite element model of a passenger car.
根据所得结论，在简化的客车有限元模型上的适当位置安放次级声源，对因发动机振动激励引起的噪声进行车内有源消声的仿真分析。
Simulations about reducing noise excited by engine revolution are done by laying secondary source at proper places on the simplified finite element model of a passenger car.
根据所得结论，在简化的客车有限元模型上的适当位置安放次级声源，对因发动机振动激励引起的噪声进行车内有源消声的仿真分析。
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