无关的船舶不得进入安全作业区。
Vessels not involved in the construction project may not enter the safe operation zones.
通风作业区的各个部位保持良好的通风对操作人员的安全是非常重要的。
Ventilation It is very important for the safety of the applicator that good ventilation be provided to all portions of the area.
通风作业区的各个部位保持良好的通风对操作人员的安全是非常重要的。
Ventilation: It is very important for the safety of the applicator good Ventilation be provided to all portions of the area.
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