When people wash these clothes, microfibers go down the drain with the wash water.
当人们洗这些衣服时，超细纤维会随着洗涤水一起流到下水道里。
Therefore, wash clothes, wash hands or do other work and water contact, it is best to take down the quartz table.
因此，洗衣服、洗手或做其他和水接触的工作时，最好把石英表取下来。
Therefore, wash clothes, wash hands or do other work and water contact, it is best to take down the watch.
因此，洗衣服、洗手或做其他和水接触的工作时，最好把手表取下来。
Originally, a person after the wash water, wash second people, is to cool down, but is still hot.
原来，一个人洗过后的水，第二个人洗时，是凉掉的，而非仍然热着。
Combining momentum theory and vortex theory, rotor circulation equation was deduced. The rotor down-wash flow field was calculated using generalized down-wash flow model.
结合动量理论和涡流理论，推导了桨叶环量方程，用广义尾流模型计算了旋翼下洗流场。
Combining momentum theory and vortex theory, rotor circulation equation was deduced. The rotor down-wash flow field was calculated using generalized down-wash flow model.
结合动量理论和涡流理论，推导了桨叶环量方程，用广义尾流模型计算了旋翼下洗流场。
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