腐蚀;
腐蚀药;
Carbon dioxide is a species of weak acidic gas, it is a erodent in oil and gas industries, its content in natural gas may vary from trace to more than 50%.
二氧化碳是一种弱酸性气体,它在石油及气体工业中是一种腐蚀剂,它在天然气中的含量少则痕迹,至50%以上。
In addition , lapping agent and erodent are kept from contaminating samples during grinding and erosion.
能够防止样品在研磨和侵蚀的过程中研磨剂和腐蚀剂的污染.
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