n.氨腈...

cyanamide的音标：cyanamide的英式发音音标为：[ˌsaɪə'næmaɪd]cyanamide的美式发音音标为：[ˌsaɪə'næmaɪd]...

Calcium cyanamide is poisonous and irritating to the skin.氰氨化钙是毒性物质,对皮肤有刺激性.A new process, urea - calcium cyanamide method, for producing thiourea from urea and hydrogen sulfide is proposed.利用尿素和硫化氢等原料制备硫脲, 提出了尿素 - 氰氨化钙法...