其中云母储量、产量、出口量距全国第一。
One mica reserves, production, exports from the first in the country.
用钢尺做精密量距是土坝纵向水平位移观测的最优观测方法。
Using steel tapes to measure the distance is the best method for the observation of the horizontal displacement of earth DAMS.
下一步，要计算您将需要使表居中的缩进量，这基于页面宽度、两个 72 点边距、一个宽列和三个正常列。
Next, calculate the amount of indent you'll need to center the table, based on the page width, two 72-point margins, one wide column, and three regular columns.
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