1) nitrogen potential
氮势
1.
The experiment results show that high nitrogen potential in atmosphere can increase the compound layer thickness while low nitrogen potential in atmosphere will decrease the compound layer thickness and hardness.
结果表明:在离子氮碳共渗过程中,气氛中低氮势不利于ε相的生成,且渗层的显微硬度较低;高氮势有利于ε相的生成,同时提高了渗层的显微硬度;当氮势超过60后对化合物层厚度影响不大。
2.
The nitrogen potential is the fundamental controlling parameter of controlled gas nitriding,so the critical nitrogen potential profile of compound phases production in differential temperatures must be obtaineded and be used to be the major thereunder of the nitriding technics.
应用氮势进行可控渗氮时,须用不同温度下出现化合物相的临界氮势曲线,作为可控渗氮工艺的主要依据。
3.
This paper introduced the basic principle and particle effect of HydroNit sensor for automatic monitoring and controlling nitrogen potential of furnace atmosphere in use of the mould and die.
介绍了HydroNit探头 (氢探头 )自动监测、控制炉气氮势的基本原理及实际效果 ,结合模具零件的生产进行应用。
2) nitrogen potential control
氮势控制
1.
In this paper,the principle of nitriding and the technology of nitrogen potential control were introduced.
简要介绍了渗氮机理及氮势控制技术 ,并在GN70 / 12 0型井式渗氮炉内进行了可控渗氮试验。
3) cyclic nitrogen potential
循环氮势
4) nitrogen mineralization potential
氮矿化势
1.
Results showed the nitrogen mineralization potential and mineralized rate was affected significantly by different long-term fertilization practices.
结果表明,长期不同施肥措施显著影响水稻土氮矿化势及矿化速率。
2.
Nitrogen mineralization potential and the forecast of supplied nitrogen in the soils of Shanxi Province were studied by means of aerobic culture.
应用短期好气培养法进行山西土壤氮矿化势(N_0)与土壤供氮量的预测。
5) N-potential(KN)
氮势KN
6) nitrogen mineralization potential
氮素矿化势
1.
Variation of soil microbial biomass carbon,soil microbial biomass nitrogen and nitrogen mineralization potential in different soil types on the Loess Plateau;
黄土高原不同土壤微生物量碳、氮与氮素矿化势的差异
2.
Taking 25 surface soil samples of calcareous soil with greater difference in fertility on Loess Plateau as test materials,this paper studied the relationships of soil microbial biomass carbon(BC) and nitrogen(BN) with soil nitrogen mineralization potential(N0),total nitrogen(TN),organic carbon(OC),and particle composition.
以黄土高原土壤类型和土壤肥力差异较大的25个农田石灰性耕层土壤为供试土样,研究了土壤微生物量碳(BC)、微生物量氮(BN)与土壤氮素矿化势(N0)、全氮(TN)、有机碳(OC)及土壤颗粒组成的关系。
3.
Compared to conventional cultivation, long term surface mulching with straw could increase soil nitrogen mineralization potential but decrease mineralization rate; mulching with plastic-film could decrease nitrogen mineralization potential but increase mineralization rate.
1)与常规栽培相比,地表长期覆草会提高土壤氮素矿化势,降低矿化速率;覆膜则会降低土壤氮素矿化势,提高矿化速率,覆草、覆膜和常规的矿化势分别为25。
补充资料：村村势势
1.犹言土头土脑。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条