问：
气瓶的使用应注意什么？
答：
关闭总阀的使用后，如仍闻到煤气味，应更换燃气阀门，或找专业维修。
The use of a gas tank should pay attention to what?
Question:
the use of gas cylinders should pay attention to what?
Answer:
total turn off the valve after use, such as the still smell the smell of coal gas, it should replace the gas valve, or look for a professional repair.04-12-18
