| 1. | The addition reaction with hydrogen cyanide is base-catalysed . 与氰氢酸的加成是碱催化的。 |
| 2. | Survey on an acute hydrogen cyanide toxication 一起急性氰化氢中毒事故的调查分析 |
| 3. | Methods for determination of hydrogen cyanide in flue gas 烟道气体中氰化氢含量的测定方法 |
| 4. | Testing of gaseous fuels and other gases ; determination of hydrogen cyanide content ; bromide cyanogen method 气体燃料和其它气体检验.氰化氢含量测定.溴化氰法 |
| 5. | Testing of gaseous fuels and other gases ; determination of hydrogen cyanide content ; nickel carbonate method 气体燃料和其它气体的检验.氰化氢含量测定.碳酸镍法 |
| 6. | Stationary source emission - determination of hydrogen cyanide . iso - nicotinic - acid - 3 - methyl - phenyl - 5 - pyrazolone spectrophotometric method 固定污染物排气中氰化氢的测定.异烟酸吡唑啉酮分光光度法 |
| 7. | Workplace air - determination of hydrogen cyanide and cyanides - sodium isonicotinate - sodium barbiturate spectrophotometric method 车间空气中氰化氢及氢氰酸盐的异菸酸钠-巴比妥酸钠分光光度测定方法 |
| 8. | It contains more then 4 , 000 chemicals which includes poisons and carcinogens . e . g . tar , nitcoine , carbon monoxide , ammonia , dimethylnitrosamine , formaldehyde , hydrogen cyanide and acrolein . the u . s . environment protection agency has classified secondhand smoke as a group a carcinogen 二手烟雾含有4 , 000多种的化学粒子和气体,当中还包括了焦油、尼古丁、苯并芘等粒子,以及有毒气体如一氧化碳、亚摩尼亚、甲醛、丙烯醛等。 |