查询词典 nitrous acid

Just recovered in the green goods , the nitrous acid salt content is miniscule .

刚刚采收的新鲜蔬菜中，亚硝酸盐含量微乎其微。

The reaction of triphenyltin with nitrous acid in aqueous phase in the presence and absence of O2 was studied by a laser flash photolysis technique.

利用激光闪光光解技术进行了有氧和无氧条件下氯化三苯基锡与亚硝酸水溶液的紫外光解反应研究。

Nitrous acid content detected by Griess method represented NO content.

以Griess法测定亚硝酸的含量代表一氧化氮含量。

The yield and regioselectivity were investigated at various ratios of nitrate to salicylate with copper nitrate comparing with nitrous acid.

对比研究了在不同硝酸根和水杨酸甲酯配比条件下用硝酸铜和硝酸作硝化试剂时的硝化收率和区域选择性。

A method of preparation of low molecular weight heparin from crude hog mucosal heparin by depolymerization with nitrous acid was studied.

介绍以猪肠粘膜肝素粗品为原料，采用亚硝酸控制解聚法制备分子量在4000～8000D的低分子量肝素。

In this paper, in situ measurement of nitrous acid and retrieval of aerosol parameters in a fixed wavelength range (307 nm—380 nm) were performed with DOAS system developed by our laboratory.

利用差分光学吸收光谱仪进行亚硝酸气体的测量并同时在固定的波长范围内(307—380nm)反演气溶胶参数包括气溶胶的平均直径、总个数和总比表面积等。

Salt or ester of nitrous acid .

烷基苯形成的磺酸盐。

By treating this precipitate with nitrous acid followed by a recrystallization process, copper nitrate was recovered in 82.32% yield.

该沉淀经硝酸溶解和浓缩结晶可以得到硝酸铜，其回收率为82.32%。

In addition, Prescription for flourishing stomach could relieve the inflammatory reaction induced by NO, and prevent the gastric mucosa from damaging by oxidative nitrous acid, benefiting for preventing canceration.

欣胃方有降低NO的作用，可减少NO诱发的炎症反应，阻断过氧化亚硝酸对粘膜的进一步损害，对预防癌变有积极的作用。

Emits the nitrogen with the nitrous acid function.

与亚硝酸作用放出氮气。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。