All regulators should be equipped with a bonnet vent that is capable of withstanding a diaphragm rupture and carrying the escaping gas to a suitable, safe location.

• 所有调整器都应该配备一个带罩的通风孔，通风孔要能够经受住横膈膜破裂，把逸出气体排放到合适的安全的区域。