微胶囊，微囊体小团胶囊，在压力、溶解或熔化时破裂释放出所含物质。
A small, sometimes microscopic capsule designed to release its contents when broken by pressure, dissolved, or melted.
微胶囊，微囊体小团胶囊，在压力、溶解或熔化时决裂开释出所含物质。
A small, sometimes microscopic capsule designed to release its contents when broken by pressure, dissolved, or melted.
为了在浇铸之前消除熔化金属中的溶解氧，需要在金属中添加具有很高的氧亲合力的元素，如钛，钒，铌和镁。
To remove dissolved oxygen in the molten metal prior to pouring, elements have been added which have high affinity for oxygen such as titanium, vanadium, niobium and magnesium.
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