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粉尘分散度
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粉尘分散度
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工学
粉尘的分散度
释
dispersion of dust
粉尘分散度
粉尘被粉碎的程度。以粉尘粒子粒径的数量或质量组成百分比来表示。前者称粒子分散度,粒径小的颗粒越多,则分散度越高;后者称质量分散度,质量轻的颗粒总质量百分比越大,质量分散度越高。
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resultant force of planar crossed force system
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result map of coast topographic survey
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resume
resume management system
resumption
resumptive pronoun
resurfacer
resurgence phenomena
Resurrection
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Resurrection of the Land
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resuscitation room
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