“你可以通过注射利卡多因来阻塞神经，然后再冷冻那一块，如果感觉依然存在，那么就和循环系统有关了，”她解释道。
“You could block the nerve with an injection of lidocaine, cool the area, and if it still happens it’s probably a circulatory-system thing, ” she says.
强劲的冷冻系统，高转速的风量再循环系统。
Strong freezing system and air output recycling system at high speed.
热油系统、电站、蒸汽系统、热电厂、天然气供应系统、水循环系统、冷冻系统等行业。
Hot oil system, power plant, steam system, thermal power plant, natural gas supply system, water cycle system, refrigeration system and other industries.
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