gas-proofing
/ˈɡaspruːfɪŋ/noun
The action or process of making an enclosure (material, etc.) gas-proof.
Origin
Late 19th century. From gas-proof + -ing.
| 单词 | gas-proofing |
| 释义 | gas-proofing/ˈɡaspruːfɪŋ/noun The action or process of making an enclosure (material, etc.) gas-proof. Origin |
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