Besides the increase in fetal weight during the last month of pregnancy the dry matter content of the fetuses increases from 12 to 19 percent.

在妊娠最后一个月，除了胎儿体重的增加，胎儿本身的干物质含量也从12%增长到19%。

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The material is a mixture of soil, water, and cement. cement is 7~15 percent the weight of dry materials mixed with sandy loam or gravel soil. water added is 10% or so.

这种护坡的材料由土、水和水泥混合而成。水泥占干土重的7～15%，用砂壤土或砾质土与水泥拌和。

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Another phenolic constituent is tea, theogallin, accounts for approximately 1 percent of the dry weight of the leaf.

茶叶中另一酚类组分是3-邻-没食子酰奎尼酸，它约占茶叶干重的1%。

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