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However, the riverbed sludge plays a catalytic role on coal slime pyrolysis.
但是, 污泥对煤泥水的热解起到一定的催化作用.
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The riverbed contained by the dike was deep and broad, lined with iron-grey shingle.
被高堤嵌住的河床又宽又深, 满盛着一川铁灰色的砾石.
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In the long river of China history, it walked along the zigzag riverbed.
在中国历史的长河中, 它沿着曲折的河床艰难行进.
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开始的时候, 淘金者用十分简陋的技术在溪流和河床淘金, 例如用淘选的方法.
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Army Engineers were in the southwestern deserts building transportation bridges over dry riverbeds.
他们在荒凉的沙漠峡谷中工作着,由几个幸存下来的群落所包绕.
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The forests have changed into bare little hills; the riverbed has become a high tableland.
森林变成了光秃秃的浅山, 河床变成了高高的台地.
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The waters of the river will dry up , and the riverbed will be parched and dry.
6江河要变臭,埃及的河水,都必减少枯干.苇子和芦荻,都必衰残.
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