soil frost depth 土冻结深度
design frost depth 设计冻深
depth of frost penetration 冻结深度
the maximum depth of frost 多年最大冻深
frost t depth 冰冻深度
frost proof depth 防冻深度
frost-proof depth 防冻厚度
However, if you have clay soil, it's best to dig to frost depth if greater than 24 in.
然而,如果您有粘土,那是最好的连接深度如果很大地比例在24寸。
The formula for computing frost depth and frozen-heave factor is puted forword through statistical regression analysis.
经过统计回归分析,提出设计冻深与冻胀率的计算公式。
This essay then proceeds with an in-depth and comprehensive study of Frost with respect to the background for the formation of his poetic style and the uniqueness of his poems.
其次,论文从多方面对弗罗斯特诗歌风格形成的原因及主要的特征进行了力所能及的、深入的、全面的探讨。
This is a poem written in the depth of the Depression and also at the height of Frost's fame.
这是一首写在经济危机时候的诗,也是在弗罗斯特最有名的时候。
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