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Open the raw water drain valve until the outlet water becomes clear, and then close the valve.
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开启原水排放阀，直到出水清澈为止，然后关闭。 |
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Open the rear cover of the headlamp and pull the installed halogen lamp out.
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打开照明灯后盖，取出原有的卤素灯泡。 |
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Open the shell by one pressing.
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一次按压，活动装置可慢慢打开。 |
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Open the show with an acoustic set.
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不用电子乐器开始演出。 |
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Open the textile texture having an Indian design on a new layer.
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再在新层中打开一幅印第安风格的布纹理图片。 |
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Open the throttle to the idle position and turn the propeller over 10 times by hand to pressurize the tank.
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打开节流阀到低速位置，用手拨动螺桨超过10次将油箱加压。 |
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Open the upstream slowly and fill the valve.
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慢慢开启上游并向阀门注水。 |
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Open the vacuum chamber to take out the flask.
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打开真空炉﹐取出铸造瓶。 |
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Open the valve fully to its memory setting and, on a piece of paper, record the valve setting.
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将阀门完全开启到它的记忆设置上，在一张纸上，记录阀门设置。 |
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Open the valve one complete turn.
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将阀门打开一个整圈。 |
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Open the water heater drain valve and allow all the water to drain from the tank. Flush the tank with water as needed to remove sediment.
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打开热水器排污阀，排泄内胆内的所有水。如果需要，用水冲洗内胆，清除沉淀物。 |
