Then the bear came to a magnificent old-growth western red cedar and went to sleep on a bed of moss at its base.
紧接着熊走向了一颗古老的北美香柏,然后在树脚下的苔藓上躺下来打盹儿。
And base on the experiment, calculating formula of cross section mean velocity's reduction after planting and bed shears stress of vegetation dam block are established.
同时在试验的基础上,推导得植树后断面平均流速减小值和植物坝段床面剪应力的计算公式。
The concrete base of the library is cast on a bed of large rocks gathered on-site.
该混凝土图书馆以大块的岩石为地基。
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