查询词典 nitrogen-free

When the relationship of the nitrogen oxide produced by the angina pectoris treatment Glyceryl Trinitrate and bloodvessel expansion is discovered, it developed the medicine used to treat male sex impotency. And, it is expected to develop medicines to treat scurvy and cancer.

用於狭心症治疗的硝化甘油所产生的一氧化氮NO与血管扩张的关系被发现后，开发了男性性功能障碍的治疗药，此外在坏血症以及癌症方面的治疗药效也令人期待。

Hyperglycaemia, glycosuria and negative nitrogen balance due to protein catabolism

血糖，糖尿和由于蛋白质分解负氮平衡。

Our factory is specialized in producing any of the following products: iodine sublimation tubes, connectors, Erlian ball on the wall, liquid convection experiments, and demonstration devices, U-type the highest minimum, capillarity, platinum and gold bars, Sheng liquid cylinder liquid internal pressure, small pressure, the nitrogen ball, scale straw, demonstration thermometer, water, electricity and gas, Newton tubes, a variety of test-tube funnel, chemical use test tubes, glass rods, Glue stick, glue the first dropper, all kinds of beaker , flask, measuring cup, graduated cylinder.

我厂专业生产下列产品：碘升华管，连通器，二连球，对器壁，液体对流实验器、演示器，U型最高最低，毛细现象，铂金丝棒，盛液筒，液体内部压强，微小压强计，二氧化氮球，刻度吸管，演示温度计，水电解气，牛顿管，各种试管漏斗，化学多用试管，玻棒，胶棒，胶头滴管，各种烧杯，烧瓶，量杯，量筒。

In 1975 Dbereiner experimentally found the associative symbiotic nitrogen-fixation bacteria associated with graminaceous plant and put forward the concept of rhizosphere associated NF.

1975年，Dbereiner实验发现与禾本科植物联合共生的固氮菌并提出根际联合固氮的概念。

It has been 40 years since Dobereiner and Ruschel isolated the nitrogen-fixing bacteria from the rhizosphere of sugarcance plants and demonstrated the potential of diazotrophs to associate with graminaceous plants.

本研究分离、筛选得到一株固氮酶活性高且稳定，生长势强的联合固氮菌株，并对其分类地位、形态及生理特征、对环境的适应性及其对植物的促生效果和作用机理作了系统研究，得结果如下。

He used liquid manure teas to flood his fields and clover as a green manure to fix nitrogen.

他用液体肥茶洪水他的领域和三叶草作为绿肥，以固氮。

The nitrogen availability index of green manure has been discussed.

多元回归与相关的分析结果指出，提高绿肥N有效度要求高氮又高碳和低C∶N比；4。

Effection of Nitrogen Oxide and Vascular Endothelial Growth Factor on Placental Function and Fetus Growth..

一氧化氮和血管内皮生长因子对胎盘功能及胎儿生长发育的调控。

Objective To observe the effects of recombinant human growth hormone on postoperative nitrogen balance.

目的 了解重组人生长激素对手术后病人氮平衡的影响。

Road transport produces most of both types of gunk: 83% of the fine particles and 46% of the nitrogen pollution.

这两种黏性物质主要由公路交通产生：83%的细颗粒物以及46%的氮氧化物污染。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。