Also, the valves must be individually packaged with each carton label stating: Bleach ball valve, size, material, and manufacturer.
此外，阀门必须单独包装，每个纸箱标签注明：漂白剂球阀，通径，材料和制造商。
When a ball valve is closed in periods of inactivity, the bleach will decompose over time liberating oxygen gas.
当球阀在不工作期间关闭，经过一段时间，漂白剂将分解并释放出氧气。
When a ball valve is closed in periods of inactivity, the bleach will decompose over time liberating oxygen gas.
当球阀在不工作期间关闭，经过一段时间，漂白剂将分解并释放出氧气。
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