A layer of primer on an airliner weighs more than a layer of the new coating would by an amount large enough to make a difference to that airliner's load-bearing capacity.
A layer of primer on an airliner （weighs more than a layer of the new coating） would by an amount large enough to make a difference to that airliner's load-bearing capacity. 第一个从句省略了that,意思：客机表面的那层喷漆的数量会影响客机的荷载量
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发表于 2010-9-18 10:08:44
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