看看他们是否能换防盗门锁芯。
有一次防守中，哈斯勒姆觉得需要换防。
There was one play where Udonis Haslem felt he had to switch.
是否有人喊你去换防？
员工应当常换防护服。
Employees shall frequently change their protective clothing.
定期检查并清洁空调系统和水箱，必要时更换防冻液。
Regular check and clean the air-con system and water tank, and renew the antifreeze fluid when necessary.
昨天我们被换防下来，而现在我们的胃里满是牛肉和扁豆。
Yesterday we were relieved, and now our bellies are full of beef and haricot beans.
即便是潜水表，也可能在规定更换防水垫圈前就失去防水功能。
Even the diving table, it may be required to replace the waterproof gasket before the loss of waterproof function.
但温格一直在谨慎的轮换防守队员，尽量让受过重伤的朱鲁不要负担过重。
Wenger, though, has been careful to rotate his defenders and not overburden Djourou after such a serious injury.
通过更换防尘罩，对湿敏电容的适当清洗，调整电位器等处理方法，可使大部分超差湿度传感器恢复正常使用。
Through replacing of dust-proof cover, appropriate cleaning humicap, adjusting potentiometer, most of the humidity sensors can operate normally.
通过更换防尘罩，对湿敏电容的适当清洗，调整电位器等处理方法，可使大部分超差湿度传感器恢复正常使用。
Through replacing of dust-proof cover, appropriate cleaning humicap, adjusting potentiometer, most of the humidity sensors can operate normally.
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