阈含水量
The threshold velocity of sand is influenced by many factors in coastal zone, but the grain diameter and moisture content of sand grain are the dominant factors.
在海岸带,沙粒粒径和水分含量是决定沙粒起动风速的最主要因素。
Study on the threshold of moisture content of wood product and the method of fast-measuring the responsible unit weight in Shaanxi Province
陕西地区木制品含水率限值和相对应的容积重简便快速确定法
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