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natural gas to hydrocyanic acid
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工学
天然气化工
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natural gas to hydrocyanic acid
天然气制氢氰酸
以天然气、氨气为原料,在高温和催化剂作用下发生反应直接制取氢氰酸的工艺。主要使用天然气制氢氰酸,中国的氢氰酸主要来自丙烯腈副产。
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drumming for message
Drum Mountain Scenic and Historic Area
drum plotter
drum printer
drum scanner
drum screen
drum solid
drum tower
Drum Tower at Matian
Drum Tpwer of Zengchong
drum-type electrostatic separator
Drum - Wheel for Measuring ‘Li’
drum winder
drunk dragon
drunk driving
drunk driving telemeter
drunken aquatic product
drunken bird flight
Drunken Boxing
Drunken Drum
Drunken Greybeard Pavilion
Drunken Master
Drunken Sword
drunken technology
Drunk Township
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