Slope construction at upper reach of bedding materials of the concrete face rock-fill dam directly relates to the quality of concrete face, dam construction progress and cost of construction.
面板堆石坝垫层料上游坡面施工直接关系面板的质量、大坝施工进度及施工成本。
When babies sleep face-down or have their faces covered by bedding, they are thought tore-breathe exhaled carbon dioxide, therefore breathing in less oxygen.
当孩子脸朝下睡眠或者他们的脸被被褥盖住的时候，他们把呼出的二氧化碳再一次呼入，因此呼入了较少的氧气。
With satiny creamy face, silk luster and good third dimension, it is the finest fabrics for making bedding articles.
布面细腻，有丝绸光泽，立体感强，是制作床上用品的优良面料。
With satiny creamy face, silk luster and good third dimension, it is the finest fabrics for making bedding articles.
布面细腻，有丝绸光泽，立体感强，是制作床上用品的优良面料。
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