题目内容

螺距P、线数n和导程L三者的关系式为。

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请描述螺纹代号M24×1.5LH—5g6g—S的含义。

There were so many new immigrants that they might even change the basic values of the nation in ____(desirable) ways.

The process by which these many groups have been made a part of a common cultural life with commonly shared values is called ____(assimilate).

The immigrants, however, often felt that their American teachers ____(approve) of the traditions of their homeland.