...灭火剂 charge; extinction agent; extinguishing material; fire agent; fire extingguishing agent; fire extinguishant agent; fire extinguisher agent; fire extinguishing agent; fire fighting agent; fire retardant; fire suppressant; fire-extinguishing medium; fire-fighti...
Besides, the device has the advantages of that: 1. Various materials can be adopted as agent of liquid nitrogen series fireextinguisher, this lead to a low manufacture cost;
此外，它还具有以下优点：1。液氮灭火系列所需原料丰富，制做成本低廉；
2
The utility model provides a fixed fireextinguisher. An extinguishing agent tank is a vacuum heat insulative low temperature liquid tank which is internally filled with extinguishing agent;