此外，在紧急情况下可将焊炬上的乙炔胶管拔下来。
In addition, in case of emergency can be acetylene torch on the pull down hose.
通过乙炔气体在纳米铁颗粒上的催化热解制备了纳米碳管。
Carbon nanotubes have been produced by catalytic decomposition of acetylene on iron nanoparticles.
实验结果证实，它们都可以作为催化剂的载体，沉淀法承载金属催化剂，直接裂解乙炔，催化合成多壁碳纳米管。
Experimental results proved that both of them could support metallic catalyst by precipitation, and directly decompose acetylene to prepare multi walled CNTs.
实验结果证实，它们都可以作为催化剂的载体，沉淀法承载金属催化剂，直接裂解乙炔，催化合成多壁碳纳米管。
Experimental results proved that both of them could support metallic catalyst by precipitation, and directly decompose acetylene to prepare multi walled CNTs.
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