火炬
冷、热火炬
就好像名字起的一样 介质的温度不一样 论坛 bbs.hcbbs/viewthread.php?tid=340950有说明所谓的冷火炬一般是指合成的冷冻系统的安全泄放。如氨常压下是-33℃。还有就是低温甲醇洗的泄放，温度也很低，有的采取直接放空处理，此火炬容易结晶,堵塞.为了防止结晶可以通蒸汽加热，有的泄放点的火炬气是送至火炬燃烧的，只不过介质温度很低。而热火炬就是...
The Beijing 2008 Olympic Torch Relay(火炬接力)
Reading A The Beijing 20...
冬奥会火炬的意义英文作文
冬奥会火炬的意义英文作文 英文： The significance of the Winter Olympics torch is immense. It represents the spirit of the games, unity, and peace. The torch relay is a symbol of the Olympic...
The Torch Has Been Passed to a New Generation of Americans
A single spark can start a prairie fire.星星之火可以燎原。The Torch Has Been Passed to a NewGeneration of Americans火炬已经传给新一代美国人Mr.Chief Justice, President Eisenhower, Vice President Nixon, President Truman, Re...
