nitrogen system 中文意思是什麼
nitrogen system
解釋
氮氣系統-
In this paper, 6013al / sicp / gr metal matrix composite ( mmc ) was produced by spray codeposition, by means of changing the medium of quenching, influence of five types of heat treatment system ( furnace cooling, air cooling, water quenching, dry ice quenching, liquid nitrogen quenching ) and different aging temperature on the damping was studied systematically
本文採用噴射共沉積方法制備了6013al sicp gr金屬基復合材料（ mmc ） ，通過改變淬火介質，較為系統地研究了五種熱處理制度（爐冷、空冷、水冷、乾冰冷及液氮冷）以及不同時效溫度（ 120 、 150 、 170 、 190及210 ）對6013al sicp grmmc阻尼性能影響。 -
Since most textile wastes are deficient in nitrogen required for a balanced biological system.
大多數紡織廢水維持生化所需的氮素營養經常不足。 -
Recent experiments have succeeded in obtaining oscillations from the new system, with frequencies of 66hz and 23hz for the cases with helium and nitrogen as the working fluids, respectively. the traveling wave system is expected to be one of the good candidates as a driver for pulse tube refrigerator, leading to a thermoacoustically driven pulse tube refrigerator without any moving component
還利用deltae對環路部分進行了數值模擬分析，著重討論了系統的起振臨界溫度與臨界加熱功率、效率與加熱溫度的關系、噴射泵的作用以及不同工質（氮氣和氦氣）的比較等，得出一些有益的結論。 -
The isoelectronic system of gap : n has been investigated extensively in the dilute limit since 1965. thomas et al identified that a series of sharp emission lines in gap : n were due to the recombinations of excitons bound to either isolated nitrogen centers or various nitrogen pair centers
這些譜線來自於等電子雜質n形成的束縛激子態（孤立n中心和nn _ i對）輻射復合產生的零聲子線及其聲子伴線。 -
This approach seeks to use various sources of plant nutrients, mineral fertilizers, organic manures, crop residues and biological nitrogen fixation for each farm ' s cropping system and offers the farmers the best opportunity for sustainability while protecting the environment and conserving the resources
這一方法，為每個農場的種植制度尋求利用各種植物養分資源，諸如礦質肥料、有機肥料、作物殘體和生物固氮，並且在保護環境和資源的同時，給農民提供更好的持續發展生產的機會。 -
Expound the role of the legumes - root nodule bacteria nitrogen fixing system in large development of west area of china, and put forward a constructive suggestion
摘要對豆科植物-根瘤菌共生固氮體系在西部大開發中的作用進行了論述，並提出建設性意見。 -
Chart s vertical storage bulk tanks can be used in liquid nitrogen, oxygen or argon service and are available in sizes from 525 to 15, 000 gallons 1, 987 to 56, 781 liters. designed in accordance with asme code, the vs series features a composite insulation system for high thermal performance, extended hold times, low life - cycle costs and light weight to reduce operational and installation costs
查特vs - gb立式貯罐系列採用查特獨有的真空絕熱技術，提高您的競爭優勢：卓越的絕熱性能，超長的保持時間，最低的生命周期成本，以及較輕的罐體重量減少您運輸和安裝成本。 -
Liupanshui beer co. ltd. has retrieved from bankruptcy to rapid development depending on technical innovation and improvement as follows : strengthening the control of saccharifying boiling intensity, the age of fermenting beer, filtration time, bottle washing of remnant alkali, sterilization intensity, and pressure prepare in nitrogen filling etc. ; making full play of employee ' s initiative and installing new equipments ; making control of filtration beginning time and keeping stable beer storage time at 0 ; settling the problem of beer species by high concentration dilution method ; applying low - pressure boiling system to increase boiling intensity, shorten boiling time, and increase beer non - biologic stability ; and making innovation of fermentation techniques to increase beer quality etc
摘要六盤水啤酒有限責任公司依靠科技創新、走科技進步之路，通過加強對生產過程的糖化煮沸強度、發酵酒齡、開濾時間、洗瓶殘堿、殺菌強度、灌裝氮氣背壓等方面的控制；發揮人的主觀能動性，實施增加硬體設施；控制開濾時間，穩定控制0貯酒時間；利用高濃稀釋解決品種矛盾；採用低壓煮沸系統，提高煮沸強度、縮短煮沸時間，提高啤酒的非生物穩定性；改進發酵工藝，提高產品質量等措施，使企業實現了發展。 -
Boron nitride ( bn ) thin films were deposited on si substrates using the conventional radio - frequency ( rf ) sputtering system, with hexagonal boron nitride ( hbn ) target and working gas of argon ( or mixture of nitrogen and argon )
使用射頻濺射（ rf ）系統，靶材為燒結的六角氮化硼（ hbn ） ，工作氣體為氬氣（或氬氣和氮氣的混合氣） ，在硅襯底上沉積氮化硼薄膜。 -
1 successively depositing cbn thin films on si substrates which reaches international advanced level, the impact of negative substrate bias voltage and rf powers on the formation of cbn thin films were studied. boron nitride ( bn ) films were deposited on ( 100 ) - oriented p - type silicon substrate ( 8i sqcm ) with rf sputtering system. the target was hexagonal boron nitride ( hbn ) of 4n purity, and the working gas was the mixture of nitrogen and argon
研究了襯底負偏壓和射頻功率對制備立方氮化硼薄膜的影響立方氮化硼薄膜沉積在p型si （ 100 ） （ 8 15 cm ）襯底上，靶材為h - bn靶（純度達99 . 99 ） ，濺射氣體為氬氣和氮氣混合而成，制樣過程中，襯底加直流負偏壓。 -
Storm - water pollution control using zeolite nitrogen absorption system
復合沸石吸氮系統控制暴雨徑流污染 -
The nitrogen balance in spac system and the simulative model
農田氮肥的分佈規律研究 -
The recommended water ( by balance method ) and nitrogen ( by kns system ) practices were compared with conventional practices on spinach growth in field experiment
摘要針對傳統水肥方式中存在的投入過量問題，採用控制耕層土壤濕度以及應用kns氮素推薦系統對菠菜的產量及水氮利用進行了研究。 -
The symbiosis between mesorhizobium huakuii and astragalus sinicus is a chinese - characteristic symbiotic nitrogen fixation system, while molecular genetic study on its early symbiotic interaction is still at primary stage
本文對新型報告基因?綠色熒光蛋白基因在華癸中生根瘤菌-紫雲英共生固氮體系早期結瘤階段分子遺傳學中的應用進行了探索性研究。 -
Modeling and dynamic analysis of nitrogen launching system
彈射裝置的數理建模和動力學分析 -
For liquid hydrogen system, helium purge is required after or before nitrogen purge
對于液氫系統用氮氣吹掃之後，還要用氦氣吹掃。 -
Before admitting hydrogen into a system, purge it with nitrogen to ensure that a flammable mixture cannot be developed
在允許氫氣進入系統前，用氮氣吹掃以保證系統不會產生可燃性混合物。 -
Specification for design of nitrogen and phosphorus removal in activated sludge system
城市污水生物脫氮除磷處理設計規程 -
With the construction of geographically referenced database based on second national soil general survey materials, including the data of soil profiles physical chemistry property, soil profiles depth, soil nitrogen content, soil bulk density, and the support of geographic information system, this paper systematically quantified the soil nitrogen pool
本文以中國陸地生態系統中的土壤為研究對象，以中國較完善和精確的第二次土壤普查統計資料為基礎，在地理信息系統（ gis ）的支持下，對土壤剖面資料進行空間化，初步建立了土壤剖面數據庫。 -
The results of rice inoculation experiment in a spermosphere model system with various nitrogen - fixing bacteria suspensions showed that the strain w12 represent highest ara amongst all the strains tested, the differences between it and the other 44 strains were highly significant. moreover, the high ara of the strain w12 associated with different rice genotypes were less varied
通過比較多個菌株與同一水稻基因型的聯合固氮效率及w12與不同基因型的水稻的聯合固氮效率，發現供試菌株中w12與水稻的聯合固氮效率最高，且遠遠高於其它菌株；同時這種高的固氮效率在不同的水稻基因型之間沒有表現出顯著差異。
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