【摘 要】
：
倒垂球仪法是利用浮力原理测孔斜的一种操作简单、质量可靠的控制方法,在当今的施工中,采用倒垂球法测孔斜是一种行之有效的好方法。
Inverted vertical ball method is the
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倒垂球仪法是利用浮力原理测孔斜的一种操作简单、质量可靠的控制方法,在当今的施工中,采用倒垂球法测孔斜是一种行之有效的好方法。
Inverted vertical ball method is the use of the principle of buoyancy measuring hole oblique a simple, reliable quality control methods, in today’s construction, the use of inverted ball method to measure the hole inclination is a good way to work well.
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