非氮性的 的英文怎麼說
中文拼音 [fēidànxìngde]
非氮性的
英文
anitrogenous-
The rhizosphere microflora dynamics of bacteria, actinomyces, fungi and four bacterial physiological groups of kentucky bluegrass under different quality of illumination were studied by adopting selective culture medium to explain scientifically response regular of this grass to different illumination condition
摘要研究了草地早熟禾在不同光照條件下其根際與非根際細菌、真菌、放線菌以及氨化細菌、硝化細菌、好氣性纖維素分解菌、固氮菌生理類群的區系動態變化，擬從根際土壤微生物數量變化方面來闡述草地早熟禾對不同光照條件的響應規律。The total rna was isolated from pokeweed ( phytolacca americana ) leaves using the method of guanidine isothiocyante and used as template to amplify the total length and deleted mutant pokeweed antiviral protein ( pap ) gene by rt - pcr and then the pap gene was cloned into pgem - t vector. the sequencing results showed that pap gene had 99. 9 % identity comparing with the pap gene nucleotide sequence reported by lin et al ( 1991 ). the iptg - inducible expression vector containing the pap gene was constructed and transferred into e. coli bl21 ( de3 ) - plyss
將缺失型pap基因克隆到植物表達載體pbi121中，通過液氮冷凍法將重組質粒轉入農桿菌lba4404細胞中，然後採用葉盤法，在該農桿菌的介導下將pap基因導入普通煙草中，經過卡那黴素抗性篩選，最後獲得了轉pap基因的工程煙草植株，摩擦接種煙草花葉病毒（ tmv ） ，與非轉基因煙草相比，能夠推遲癥狀表現達2月之久，說明pap基因能夠在其它植物體內產生有活性的高抗病毒的蛋白質。Synthesis and nonlinear optical properties of novel azo compounds
新型偶氮化合物的合成及其非線性光學特徵Syntheses and characterization of nonlinear optical azobenzene derivatives
推拉電子結構非線性光學偶氮苯衍生物的合成Cubic boron nitride ( cbn ) is a synthesized wide - band - gap iii - v compound semiconductor and has lots of excellent physical and chemical properties. it has been attracted a nice bit of attention for years because of its application in mechanics, calorifics, optics and electronics
立方氮化硼（ cbn ）是一種人工合成的寬帶隙-族化合物半導體材料，它有許多優異的物理化學性質，在力學、熱學、光學、電子學等方面有著非常誘人的應用前景，多年來一直吸引著國內外眾多研究者的興趣。Elastic collision and inelastic collision are considered in oxygen molecule, nitrogen molecule by electron impart. the mail simulation results were as follow : ( 1 ) the variations of drift velocity and the average energy of electron with the e / n in o2 and n2 are obtained. the number of electrons for excitation, ionization, dissociation and dissociative ionization collision with the e / n and the energy of electron are analyzed emphatically
考慮了各種彈性和非彈性碰撞過程，在純氧氣、純氮氣中，給出了不同簡化場e n條件下的電子漂移速度和平均電子能量的變化；著重分析了激發、電離、分解及分解電離碰撞的粒子數隨e n 、電子能量的變化，同時計算了激發發射光譜的波長。Hydrogenated amorphous silicon nitride ( a - sinx : h ) films have been deposited by helicon wave plasma enhanced chemical vapor deposition ( hwp - cvd ), the effect of sih4 / n2 rate on the properties of the samples is systematically studied, and the critical experiment condition is obtained under which a - sinx : h films with different compositions are deposited
本工作採用螺旋波等離子體化學氣相沉積（ hwp - cvd ）方法制備了氫化非晶氮化硅（ a - sin _ x ： h ）薄膜，系統地研究了不同反應氣體配比對薄膜特性的影響，得到了沉積不同組分a - sin _ x ： h的典型實驗條件。It uses a combination of a photosensitizing agent silicon - pathalocyanine, pc4 and strong visible light. first of all, the photosensitive pc4 is loaded into the cancer cells. when the pc4 is exposed to bright light, it increases the production of no and other oxidative species such as oh and o2 inside the cells, which leads to cell apoptosis disintegration and even cell death
首先，將光敏感性的pc4注入病人身體內，由於pc4染劑非常容易和不健康的細胞結合，這些不健康的細胞例如癌癥細胞在結合pc4活化性染劑后且又曝露在亮光下時，細胞內一氧化氮no及其它氧化物如氫氧離子oh -或過氧離子o2 -在細胞內的產生量會增加，因而導至此不健康的細胞萎縮，甚至死亡2 。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。On theory, based on the latest research of the international neuro - physiologist and psychologist on no, we detail several important results highlighting the role of source structure in the diffusion process, such as point source, hollow sphere source and irregular structure. second, we have had a advanced research on self - organizing feature maps. and some qualities of sofm have been analyzed
理論地，在國際神經生理學、心理學與醫學關于內源性一氧化氮（ no ）最新研究的基礎上，深入分析一氧化氮的非局部擴散遞質和逆轉錄信使的特性，同時針對模型的不同結構（包括對稱形狀和不規則形狀）給出模擬結果。Performance for a piezoresistive transducer pressure sensor to thermal and pressure environments can be predicted by finite element method. a simplified 1 / 8 model, considering silicon dioxide and nitride process as well as stack anodic bonding and adhesive bonding processes, was developed. the fem results were found to be comparable to experimental data. case studies suggested that pyrex stack induces certain amount of non - linearity, while it isolates hard epoxy nonlinear effect. flexible epoxy bonding or soft adhesive bonding is preferred to the packaging process. the viscoelasticity and viscoplasticity of bonding material will result in hysteresis and drift errors to sensor output. however, soft adhesive s influence on sensor can be ignored under relative stable environments. more over, detailed design and process information will help to improve modeling application
熱、壓環境下壓阻變換壓力傳感器的性能可以通過有限元方法預測.這里研究了簡化的1 / 8模型，模型考慮了二氧化硅和氮化硅生成過程及堆陽極鍵合和膠粘結合過程.結果發現有限元預測結果和實驗數據具有可比性.範例研究表明，硼硅堆導致產生一定的非線性，但它隔離了硬環氧樹脂的非線性.在包裝過程中最好使用柔性環氧黏合或軟黏膠性結合.黏合材料的黏彈性和黏塑性將會導致傳感器輸出的滯后和漂移誤差.然而，在相對穩定的環境下，軟黏合劑對傳感器的影響可以忽略.此外，詳細的設計和過程信息有助於提高模型的適用性In order to compare the retention time ( rt ) and limits of detection of 20 organophosphorous insecticides in different conditions the experiments were carried out using a medium polar capillary column ( db - 1701 ) and a no polar capillary column ( db - 1 ) with two detectors ( gc - fpd and npd ). the rt of 20 organophosphorous insecticides in two different polar capillary columns was a retention qualitative method for 20 organophosphorous insecticides. db - 1701 capillary column coupled with gc - fpd detector was used in the following study, the limits of detection were in range of 5x10 - 11 ~ 2x 10 - 12 g, the linear range was 2x 10 - 9 ~ 1 x 10 - 11g
本研究用兩種檢測器（氮磷檢測器和火焰光度檢測器儀器）和兩種不同極性色譜梓（中極性毛細管色譜柱db - 1701 、非極性毛細管色譜柱db - 1 ）作為研究手段，比較了20種有機磷殺蟲劑在兩種色譜柱（ db - 1 、 db - 1701 ） 、兩種檢測器（ fpd 、 npd ）上的保留時間及最小檢測量，建立了用不同極性色譜柱上有機磷農藥的保留時間可作為有機磷農藥雙柱定性確證的的方法；建立了db - 1701 ， gc - fpd測定蔬菜中20種有機磷殺蟲劑的氣相色譜法，該方法的最小檢測量為5 10 ~ （ - 11 ） 2 10 ~ （ - 12 ） g ，線性范圍在2 10 ~ （ - 9 ） 1 10 ~ （ - 11 ） g時，相關性良好。The amorphous surface layer of tantalum was obtained by anodic oxidation in melting nitrate after plasma - nitriding at relative low temperature, and the composition, phase structure and property of coating were tested
摘要採用低溫離子滲氮后再熔鹽陽極化的方法，在鉭表面形成厚度達微米數量級的非晶態層，測試了非晶層的成分、相結構和性能。It adopts the intermediate frequency power ; it not only can plate single films or multilayer membrane, such as titanium nitrides, titanium carbide, zirconium nitrides, chromium nitride, titanium, nickel, chromium and copper etc. but also can plate the ito, al2o3, sio2, tio2 and zro etc. furthermore, it can plate multilayer membrane after being equipped with multi - targets with top grade quality and fast speed, as well as advantages of other plating methods ; therefore it is one super - hard membrane equipment with excellent performance
採用先進的中頻電源，濺射速度快，不但可以鍍制氮化鈦碳化鈦氮化鋯氮化鉻及鈦鎳鉻銅金銀等等單一膜層或復合膜層，而且可以鍍制銦錫合金ito氧化鋁al2o3二氧化硅sio2氧化鈦tio2氧化鋯zro等等膜層，另外其配置多靶可以鍍制多層膜，不但鍍制膜層細膩而且鍍制速度非常快，兼有其他鍍法的優點，所以是一種性能非常優良的鍍制超硬膜設備。The technique of designing nonmutagenic azo dyes is put forward on the basis of the structuremutagenicity relationship found by analyzing and inducing the mutagenic or carcinogenic results of azo dyes
摘要對大量偶氮染料誘變（或致癌）活性的研究結果進行分析、歸納和總結，從中找出它們的誘變性與其結構的內在關系。據此，提出非誘變偶氮染料的設計方法。Theoretical study on the electronic structure, spectrum and nonlinear second - order optical property of c59hn
二聯吡啶及其二氮取代衍生物電子性質和非線性光學性質的理論研究Synthesis of a kind of poly thiophene methines with azo side groups and research on its third order nonlinearity
側鏈含偶氮的聚噻吩甲烯的合成及其三階非線性研究A simple route for the synthesis of unique 1d nanostructures, including brush - like gallium nitride nanostructure, oriented amorphous silicon nanowires and in @ sio2 nanocables, was developed on the basis of vls and sls mechanisms
藉由vls與sls機制，我們成功地合成出具有特殊方向性的刷狀氮化鎵奈米晶體、非晶相二氧化矽奈米線，及二氧化矽包覆銦之一維奈米結構。It is a1so referred to the nlo liquid crystal polyurthanes and the system of nlo liquid crysta1 polymer briefly. fchrmore, the possibility of combining the nlo polyurthanes and lcpu is also discussed based on azobenzene compound, whch own liquid crysta1line mesogenic unit and nonlinear opical wht togethel a series of polyurethanes with two kinds of diisocyanates were synthsized with azobenzene compounds which we prepared beforehand. the azobenzene compounds were charaterized and confirmed by ftir, " h - nmr, uv - vs, dsc, and elemeni analysis
本文第一章簡介了液晶的有關基本概念；綜述了聚氨酯液晶的研究進展，並著重總結了聚氨酯液晶的合成方法和影響聚氨酯液晶形成液晶相的因素；介紹了非線性光學聚氨酯液晶，對非線性光學聚合物液晶體系也作了扼要的闡述，指出利用含有既是液晶基元又是非線性光學單元的偶氮基團的化合物合成聚氨酯液晶，實現兩者結合的可能性。According to peak area of function group in ftir spectroscope, the different conversion time curves of [ sih ] and [ ch = ch2 ] during the reaction process were got and its reason was presented reasonably
結果表明，在反應過程中，硅氮基與乙烯基的濃度減少呈非線性關系，這可能是硅氮基在反應過程中與空氣中的物質進行了反應，從而在消耗量上較乙烯基多的緣故。分享友人