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筛下 [shāi xià]
[冶] minus sieve
- 筛下粉重新返回振动料斗循环利用。
Rest of screened powder can return to vibrating bucket to be used again. - 120目筛下的石灰石颗粒的存在不利于玻璃的澄清。
The lower limit of limestone size should be larger than minus 120 meshes. - 提出了在矿砂粒径尺寸级配情况下，不同粒径的筛下累积含量公式。
The formula of cumulative weight percentage at different particle sizes, which was in the case of composite particle size distribution, was proposed.
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