Prohibit tampering with fire equipment,禁止乱动消防器材

Being repaired to prohibit operation,正在维修禁止操作

Operating to prohibit refueling,运转时禁止加油

Closed Space non-authorized persons prohibited from entering,密闭空间非授权人员禁止进入

Against trampling,禁止踩踏

To ban drink for job openings,禁止酒后上岗

Forbidden to take pictures without permission未经允许禁止拍照

Speed limit限制速度

stop and check停车检查

fasten seat belts必须系安全带

Must wear insulated protection supplies必须穿戴绝缘保护用品

To wear protective masks必须戴防护面罩

Use protective devices必须用防护装置

Must shield必须用防护屏

No climbing High risk禁止攀登高压危险

be careful electricity小心有电

Watch For Pedestrians//Caution Pedestrians注意行人

Beware of scrap-iron assault当心铁屑伤人

Note that dust注意防尘

Harmful Noise噪音有害

Caution High Temperature注意高温

Note the ventilation注意通风

Safety First安全第一

1.Cleaning

2.Keep clean

3.Keeping clean

4.keep cleanness必须保持清洁

Emergency medical station紧急医疗站

注意要大写