旅游景点指示牌词典

Ⅰ 急！！厂房安全标识牌翻译！高悬赏！！不要在线词典翻译的！！！

3. Vent, Please do not block.
4. Experimental Area: Authorized Personnel Only.
5. Gas Cylinder Storage Area
7. High Voltage
8. Fire Extinguisher
9. Waste Disposal Area
11. Sterile Room
12. No Smoking
13. Break Area
16. Department of Marketing
19. General Services
20. Under Repair, Do Not Touch
23. Danger, Do Not Approach
24. Tool Storage
26. No Photography
28. No Food or Drinks Allowed