"Nitre," I replied. "How long have you had that cough?"
“硝，”我答道，“你害上那种咳嗽有多久了？”
The harm of nitrate to human being and the source from where human being absorb nitre were discussed.
论述了硝酸盐对人体的危害，人体硝酸盐来源及主要城市蔬菜硝酸盐污染现状。
Objective: To observe clinical therapeutic effective of 5 mono nitre isosorbide combined with ginkgo leaf in the treatment of angina pectoris.
目的：比较5 单硝异山梨醇酯和银杏叶并用与单用5 单硝异山梨醇酯对心绞痛患者的疗效。
Objective: To observe clinical therapeutic effective of 5 mono nitre isosorbide combined with ginkgo leaf in the treatment of angina pectoris.
目的：比较5 单硝异山梨醇酯和银杏叶并用与单用5 单硝异山梨醇酯对心绞痛患者的疗效。
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