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Noun:
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material with which something is impregnated;
"the impregnation, whatever it was, had turned the rock blue"
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the process of totally saturating something with a substance;
"the impregnation of wood with preservative"
"the saturation of cotton with ether"
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creation by the physical union of male and female gametes; of sperm and ova in an animal or pollen and ovule in a plant
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用作名詞 (n.)
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Experiments were carried out in Great Britain and American on the impregnation of wood with vegetable tars and extracts.
在大不列顛和美州就采取過用動植物尼古丁和導出物來浸漬木頭的應力測試。
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The metallography samples fabricated by the vacuum impregnation of resin are introduced.
詳盡解釋了正空浸漬硅橡膠法制建設備金相合格品的準備的時候。
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海詞英語詞典,十二年加盟品牌