The title compound has been obtained by the reaction of copper powder with sulfur powder, potassium sulfide and 3-methylpyridine at ambient temperature and normal atmosphere.
采用铜粉、硫粉、硫化钾及3-甲基吡啶在常湿、常温下直接合成了标题化合物。
Persons suffering from lack of oxygen should be moved to areas with normal atmosphere.
应当马上把缺氧的人转移到有正常空气的区域。
Persons suffering from the toxic effects of carbon dioxide should be moved to areas with a normal atmosphere.
应当马上把二氧化碳中毒的人转移到有正常空气的区域。
The normal atmosphere contains only about 0.03% carbon dioxide, yet this is sufficient to supply the plants in photosynthesis.
正常的大气仅含0．03％的二氧化碳，然而这足以供应植物进行光合作用。
The normal atmosphere contains only about 0.03% carbon dioxide, yet this is sufficient to supply the plants in photosynthesis.
正常的大气仅含0．03％的二氧化碳，然而这足以供应植物进行光合作用。
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