文章首次研究了黄蜡石中的一系列构造，特别论述了气泡构造的重要性，例如麻脸构造等。
This paper initially researches a series of structures within chrismatites, especially emphasizes the bubble structure such as the pockmarked face.
本文介绍了常用气泡水平仪的基本构造和测量原理。并且介绍实验室条件下对水平仪的调校方法。
In the paper, the bubble level most in use is explained for its basic construction and measuring principle, and the adjusting method under conditions in laboratory.
本文介绍了常用气泡水平仪的基本构造和测量原理。并且介绍实验室条件下对水平仪的调校方法。
In the paper, the bubble level most in use is explained for its basic construction and measuring principle, and the adjusting method under conditions in laboratory.
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