cyanamide造句
9144590
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2024年07月06日 00:32:37Calcium 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 - 氰氨化钙法新工艺.
Cyanamidealsocyanamid: a caustic acidic crystalline compound, NHCNH, prepared by treating calcium cyanamide with sulfuric acid.
“氨基氢: 一种腐蚀性的酸性晶体化合物, NHCNH,可通过硫酸作用于氢氨化钙制取.”.
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 - 氰氨化钙法新工艺.
Cyanamidealsocyanamid: a caustic acidic crystalline compound, NHCNH, prepared by treating calcium cyanamide with sulfuric acid.
“氨基氢: 一种腐蚀性的酸性晶体化合物, NHCNH,可通过硫酸作用于氢氨化钙制取.”.
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