名词
中文翻译：球密封剂
同义词：
['balling agent', 'ballingcompound']
例句：
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1. The ballsealer is used to protect the surfaceof the metal during the weldingprocess.
球密封剂用于在焊接过程中保护金属表面。
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2. The engineer used a specialball sealer to prevent corrosionin the pipeline.
工程师使用一种特殊的球密封剂来防止管道腐蚀。
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3. Theball sealer was appliedevenly on the surface ofthe glass to ensure good adhesion.
将球密封剂均匀涂在玻璃表面以确保良好的粘合。