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.

辞典例句

Silver azide does not dissolve in water or in nitric acid.

叠氨化银不溶于水或硝酸.

辞典例句

Ammonification, nitrification and nitrogen assimilation in HA - TF are predominant.

氨化作用、同化作用及滤池的硝化作用是氮的主要转化形式.

互联网

METHODS Cilnidipine was synthesized from cinnamyl alcohol by esterification, feminization and condensation - cyclization.

方法以肉桂醇为原料,经酯化 、 氨化和缩合 - 环合而得.

互联网

Nefedipine was synthesized with m - Nitrobenzaldehyde, ethyl acetoacetate ammonium acetate.

以间硝基苯甲醛, 乙酰乙酸乙酯,氨化试剂为原料.

互联网

Superfine silver powder was prepared by water - hydrazine hydrate chemical reduction method.

介绍了电子浆料用超细银粉的研制,采用的是水合联氨化学还原工艺.

互联网

The feasibility of discontinuous operation to pipelization continuous operation in ammoniation in medical industry was discussed.

讨论了药业生产中将氨化反应由间歇操作改为管道化连续操作的可行性.

互联网

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.

互联网

In this paper, the aminating electroreduction of pyruvic acid was studied by potentiodynamic method.

该文主要采用动电位扫描法研究丙酮酸的电还原氨化反应.

互联网

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.”.

互联网

The mathematical model and sealing - up design were studied for ammoniatar with external circulation.

研究了外环流氨化反应器的流动模型、传质模型和放大设计.

互联网

The preparation and the quantum confinement effects of amorphous St 3 N 4 nanoparticles are reported in this paper.

本文报道了非晶氨化硅纳米粒子的制备及量子限制效应.

互联网