设置适当的洗涤时间。

Use the appropriate wash cycle.

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探讨了黑液提取率与浆料洗涤时间、水量的关系及洗后浆所达到的洗净程度等。

The relationship between extraction efficiency and washing time as well as water quantity, and the pulp quality after washing are investigated.

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观察你的洗衣设备正常洗涤需要的时间，衣物太脏时要考虑是不是需要延长洗涤时间？

Observe how long it takes for your washer to go through the "Normal" cycle. Are your clothes so dirty that they need to be subjected to an hour-long wash and rinse process?

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