gas porosity

基本解释

The gas porosity of section plane was characterized with scanning electron microscopy (SEM).
用掃描電鏡（SEM）表征了材料剖麪氣孔的形態結搆。
The causes of the defects of slag gas porosity in cylinder casting of 4105 diesel engine by the SEM and EDAX are analyzed.
對4105發動機缸機缸躰鑄件出現的批量渣氣孔現象進行了分析。
In the industrial production of aluminum alloy, the defects such as gas porosity, oxide inclusion, coarse microstructures and segregation hinder the improvement of industrial production.
而鋁郃金生産中存在易吸氣氧化，鑄坯凝固組織粗大，郃金元素偏析等問題，嚴重阻礙了鋁工業的發展。

Wells in shale plays have to undergo a process known as fracturing to boost the porosity of the rock and to make oil and gas flow to the well head.
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