The experiment is adopted orthogonal Design and chosen L9 (34) orthogonal tables to repeat 4 times.
试验采用正交设计表法，选用L9(34)正交表安排试验，4次重复。
Let dry and repeat 4 or 5 times, until you have a coat of clear glue that holds the edges together.
干透后重复涂胶水的步骤4 ~5次，直到边缘上的一层胶水可以固定住所有纸张为止。
Repeat 3 or 4 times, and finish the perfect waterproofed hull.
重复3或4次，并完成了完美的防水壳。
Before the phone may need to use the first light, and then charge, but also need to repeat the operation 3-4 times before it can be called activation.
以前的手机可能需要先把电用光，再进行充电，而且需要反复操作3 - 4次才可以，这被称之为激活。
Repeat 3-6 times daily (every 4 hours) or as directed by a licensed health care professional.
每天重复3 - 6次(每4小时)或按执业健康顾问指导来使用。
Repeat the above steps for 5 minutes (about 3-4 times).
重复上面所说的步骤3 - 4次(约5分钟)。
Repeat the above steps for 5 minutes (about 3-4 times).
重复上面所说的步骤3 - 4次(约5分钟)。
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