One millionth of a meter. Used to express applied film thickness.
一个百万分之一米。用于表述涂层的厚度。
The film thickness distribution outside a horizontal test tube was measured with a film-thickness meter, to obtain the average thickness.
采用智能化薄膜厚度测试仪对水平管外液膜流动状态进行了研究，得到液膜厚度的几率分布和平均厚度。
Electric hoist test platform, sound-level meter, varnish film thickness gauge, altazimuth, level;
电动葫芦试验台、声级计、漆膜测厚仪、经纬仪、水准仪；
Electric hoist test platform, sound-level meter, varnish film thickness gauge, altazimuth, level;
电动葫芦试验台、声级计、漆膜测厚仪、经纬仪、水准仪；
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