他抬起头，望着天空中高耸厚重的积云，又检查了下右手指甲，但就是不能看着我。
He looked up at the piles of towering cumulus, and he examined the nails of his right hand, but he could not look at me.
美通LMT5310TXF型稀浆封层车主要占领中高端市场，它的推出为美通公司在养护机械方面又增加了一个系列。
Metong LMT5310TXF type slurry sealer mainly focuse on high-level road construction machinery market its apperance add new model of Metong company road maintenance machinery.
注汽开采中高温高压蒸汽的频繁注入又加剧了地层出砂，这些状况极大地限制了稠油的有效开采。
In steam injection production, the steam with HTHP can stimulate formation sand production. These statuses restrict the output of heavy oil.
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