---

While you are working in a space，the fixed CO₂ system is accidentally activated．You should（）.
A:Secure the applicators to preserve the charge in the cylinders
B:Continue with your work as there is nothing you can do to stop the flow of CO₂
C:Retreat to fresh air and ventilate the compartment before returning
D:Make sure all doors and vents are secured

---

出自：海船船员证

显示答案