有機氮化合物 的英文怎麼說
中文拼音 [yǒujīdànhuàgěwù]
有機氮化合物
英文
organic nitrogen compound-
When a temperature inversion is formed in the pearl river delta ( prd ) region, or when a weak northerly or northwesterly wind prevails, ambient air pollutants ( including nox and voc ) in the region will be trapped easily in the lower atmosphere and cannot be dispersed effectively. the above factors, if coupled with strong sunlight, will favour the building up of ozone concentrations
當珠江三角洲區域一帶出現逆溫層現象,或者吹微弱北或西北風時,區域內空氣中的污染物(包括氮氧化物及揮發性有機化合物)很容易會被困在大氣的低層,不能有效消散;如再加上強烈的陽光,臭氧濃度便會增高。Atmospheric organic nitrogen compounds and their deposit to the ocean
大氣中的有機氮化合物及其向海洋的沉降This paper reviews the effects of al on photosynthesis, photoprotective systems, water use efficiency ( wue ), water content, carbohydrate content, mineral nutrition, organic acids, and nitrogen metabolism in plant shoot, and also the mechanisms of al detoxification ( chelation of al with small organic compounds, and isolating al in the some parts, which are insensitive to al, such as vacuoles or epidermal cells ) by al accumulators
為此,本文綜述了鋁對植物地上部光合作用、光保護系統、水分利用效率、含水量、碳水化合物含量、礦質營養、有機酸和氮代謝的影響,並對富鋁植物的解鋁毒機制(鋁與小分子有機酸螯合和把鋁隔離在對鋁不敏感的表皮細胞和液泡內)進行了綜述。Water quality - determination of selected organic nitrogen and phosphorus compounds - gas chromatographic methods
水質.所選定的有機氮和磷化合物的測定.氣相色譜法Water quality - determination of selected organic nitrogen and phosphorus compounds - gas chromatographic methods iso 10695 : 2000 ; german version en iso 10695 : 2000
水質.所選有機氮和磷化合物的測定.氣相色譜法The polarographic catalytic waves of organic compounds, such as protein, flavone, steroide, quinine, - unsaturated carbonyl compound, nitrogen - containing substances and charged surfactants, and their application are briefly introduced
簡要介紹蛋白質、黃酮類化合物、甾族類化合物、醌類化合物、 ,不飽和羰基化合物、含氮化合物和荷電表面活性劑等不同種類有機化合物的極譜催化波及其應用。In the using of fertilizers, we must get rid of the method of over using nitrogenous fertilizer , which only emphasize on profit ; in the using of pesticides, we should get rid of the method of using the most effective pesticide regardless of its remains, at the same time we should speed up the construction of standardizing the planting and processing of vegetables
在化肥使用上,不能一直沿襲那種只圖效益、重施氮肥見效快的做法,要科學配方,平衡施肥,化肥和有機肥等合理搭配;在農藥使用上,改變哪種農藥見效快就用哪種農藥,甚至把大田作物農藥使用到蔬菜上的做法;同時要加快蔬菜種植、加工標準化建設。Quality problem is a significant strategy problem. quality management in work site is the important link of the overall quality managment. the paper summarizes the missions of quality management in situ in four aspects, i. e. the prevention of quality defects, control of quality working procedure. improvement of quality, inspection and evaluation of quality. the specific requirements and implement measures for quality management which should be performed strictly by managing staff, technicians and workers are also proposed in this paper
乙醇,俗稱酒精.乙醇汽油是一種由糧食及各種植物纖維加工而成的燃料乙醇和普通汽油按一定比例混配的替代能源.按照現行國家標準,乙醇汽油是用90 ?的普通汽油與10 ?的燃料乙醇調合而成,它可有效地改善油品的性能和質量,降低一氧化碳、碳氫化合物、氮氧化物等主要污染物的排放,有著巨大的環保效應,而且它對機動車的行駛性能也沒有影響As a engineer, i have researched the technology of the deposition of the pyrolytic graphite grid ’ s rough in detail and deeply, in order that xuguang electric ltd. co. achieves the producing from the deposition of the pyrolytic graphite grid ’ s rough to grid. in this research, propane and nitrogen gases has been used in the deposition of the pyrolytic graphite grid ’ s rough at about 1800 and in vacuum
為了使旭光電子股份有限公司順利實現從熱解石墨柵極毛坯沉積到柵極成品的生產,本人作為工藝研究人員,對熱解石墨柵極毛坯沉積工藝進行了詳細、深入的研究。在本課題研究工作中,採用了丙烷有機碳氫化合物氣體和稀釋用氮氣、氬氣,在高溫1800左右的真空條件下試驗研究了熱解石墨柵極毛坯的沉積。Standard test method for trace nitrogen in liquid petroleum hydrocarbons by syringe inlet oxidative combustion and chemiluminescence detection
注射插入氧化燃料和化學發光法測定液態石油碳氫化合物中痕量有機結合物氮的標準試驗方法Effects of physical factors on the growth of strain ag were of light intensity, temperature, inoculum volume, initial ph, effects of nutrient factors on the growth of strain ag included organic carbon sources, organic nitrogen sources, growth factors, hormone etc., and the correlation among nutrient factors being considered. the growth condition of single filament on the plate was also studied
主要內容包括物理因子如光強、溫度、接種量和ph值等對螺旋藻生長的影響;化學因子包括有機碳源、有機氮源、生長因子、生長激素等對螺旋藻生長的影響及這些營養因子之間的綜合作用,並解決了單藻落平板生長問題。The n ( subscript org ) contents of samples dried at 105 was highest among the samples of field - fresh, being fumigated with chcl3, drying at temperature of room, 40 and 105 which came from not only a part of the microbial biomass nitrogen, but also from the decays of large organic molecules of soil nitrogen constituents
進一步分析結果看出, 105處理后的土壤易礦化有機態氮除了部分來自土壤微生物態氮的降解產物之外,還有一部分是靠高溫將土壤本身大分子含氮化合物分解而產生的。To control ozone concentrations, we have to reduce the emissions of nox and voc in the whole of the prd region
要控制臭氧濃度,我們必須減少整個珠江三角洲的氮氧化物及揮發性有機化合物排放量。After the study was completed, the hong kong special administrative region ( hksar ) government and the guangdong provincial government reached a consensus in april 2002 to reduce by 2010, on a best endeavour basis, the regional emissions of sulphur dioxide ( so2 ), nox, rsp and volatile organic compounds ( vocs ) by 40 per cent, 20 per cent, 55 per cent and 55 per cent respectively, using 1997 as the base year
在完成該項研究后,香港特別行政區政府與廣東省政府在二二年四月達成共識,雙方會盡最大努力,在二一年或之前把區域內二氧化硫、氮氧化物、可吸入懸浮粒子和揮發性有機化合物的排放量,以一九九七年為參照基準,分別減少40 % 、 20 % 、 55 %及55 % 。To address the problem of photochemical smog, we have to reduce the emissions of nox and voc in the whole of the prd region
(三)要減少光合化學煙霧現象,我們必須減少整個珠江三角洲區域的氮氧化物及揮發性有機化合物排放量。Ozone is not directly emitted from any source, and is formed under photochemical reaction between nox and voc under sunlight
臭氧並非直接由污染源排放,而是由氮氧化物與揮發性有機化合物在陽光下產生光合化學反應所形成的。Ammonium is toxic and is converted to organic nitrogen compounds in the root
銨有毒,在植物根部被轉化為有機含氮化合物。Standard test method for total nitrogen in organic materials by modified kjeldahl method
用改進的基耶達法測定有機化合物中總氮含量的試驗方法Ozone is formed from photochemical reaction between nitrogen oxides and volatile organic compounds, which are predominantly pollutants from motor vehicles and industries
臭氧是由主要是排放自車輛及工廠的氮氧化合物及揮發性有機化合物在光化學反應下形成的。Ozone in the ambient air is not directly emitted from any source but is formed under photochemical reaction between nitrogen oxides ( nox ) and volatile organic compounds ( voc ) under sunlight
(二)室外的臭氧並非直接來自污染源頭,而是因氮氧化物與揮發性有機化合物在陽光下發生光合化學反應而形成的。分享友人