Fit or check any pond netting that you have.
适合或检查任何池塘扣除你的。
Clean up the mess first, then fit a new seal and check the valve.
首先清除脏物，然后换一个新的垫圈并检查一下阀门。
Always check your fit when you wear a respirator.
每次戴好呼吸防护口罩后要检查佩戴的气密性。
To keep ourselves fit and healthy, we must have periodical medical check-ups.
要保持身体健康，我们就得定期检查身体。
How do I put on the respirator and check for proper fit?
如何佩戴防护口罩并检验适合性？
How do I put on the respirator and check for proper fit?
如何佩戴防护口罩并检验适合性？
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