同时要求超市员工要在结帐区附近维持秩序，保证结账柜台附近无拥挤现象。超市还要配备“快速反应小组”，以处理各种突发性的顾客安全问题。
Employees will be asked to help keep areas around checkout counters clear and so-called "quick response teams" will be deployed to handle unexpected customer issues.
采用该应 急阀，只须连续正反两次转动即可解决安全问题，操作简单、 快捷、无撞击。
Rotate the emergency closing valve positive and negative continuously twice so as to solve the safety problem, it is easy to operate, faster and non-slam.
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