This officer shall be qualified for this work and shall have the authority to issue instructions and shall take protective measures to prevent accidents.

这名负责人应不仅能胜任此工作，还应有权发号施令去采取安全措施以防事故发生。

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This person shall be qualified for this responsibility, and shall have the authority to issue instructions and take protective measures to prevent accidents.

该人员应能胜任此责任，并有权发布指示及采取预防事故发生的保护措施。

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