On this basis, the orthogonal test of leaded brass C3602 was made on the domestic lathe CD6140A and the influence of various factors and levels on surface roughness was analyzed.

以此为基础，在国产CD 6140a型车床上对C3602铅黄铜进行了正交切削试验，分析了各因素水平对工件表面粗糙度的影响。

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In addition, there are two-way relationships to economic, social, environmental and policy factors at various spatial levels.

另外，它在经济、社会、环境和政策等各种各样的空间水平有双向关系。

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But in fact, the construction of film is a complex system consisting of various factors, aspects, levels and forms, and without question, it is a dynamic system.

实际上，电影结构是由不同的一些要素、方面、层次和形态构成的复杂系统，毫无疑问是一个动态的系统。

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Various factors, such as obesity, hypertension and glucose levels, may be linked to poor sleep and explain the stroke findings, researchers said.

WSJ: Even Outdoors, Second-Hand Smoke Affects Non-Smokers

In particular, low-status individuals showed high levels of activity in genes associated with the production of various immune-related cells and chemical signalling factors, as well as those to do with inflammation (a general immune response that involves tissue swelling and increased immune-cell activity in the affected area).

ECONOMIST: Social status and health