磷酸鹽基 的英文怎麼說
中文拼音 [līnsuānyánjī]
磷酸鹽基
英文
phosphate base-
The synthesis methods of isobutyl acetate catalyzed by p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, cupric chloride bi - hydrate, stannic chloride pentahydrate, ammonium ferric sulfate dodecahydrate, sodium bisulfate monohydrate, potassium bisulfate, chitosan sulfate, sodium dihydrogen phosphate, rare earth metallic oxide, solid super acid, heteropoly acid and molecular sieve etal were reviewed
摘要評述了對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水三氯化鐵、二水氯化銅、五水四氯化錫、十二水合硫酸鐵銨、一水硫酸氫鈉、硫酸氫鉀、殼聚糖硫酸鹽、磷酸二氫鈉、稀土金屬氧化物、固體超強酸、雜多酸和分子篩等催化劑催化合成乙酸異丁酯的方法。Di - basic calcium phosphate anhydrous
無水二鹽基磷酸鈣Preparation of ultra - fine dibasic lead phosphite powder by precipitation method
化學沉澱法制備超細二鹽基亞磷酸鉛粉體Tao feng changzhou chemical company located in the jiangsu international plastics city, is in changzhou city, the river additives ltd. and jurong city tao reagent production plant product sales window, the major products : toluene, pure benzene, xylene, n - octanol, ethyl acetate, acetic acid small fat, silicone oil, aniline, poly - succinimide, benzene triazole derivatives, isopropanolamine, ethanolamine, alkylation two aniline, scale inhibitor, promoting agents, antioxidants, ppd, defoamer, metal deactivator, hx - 3308 scale and corrosion inhibitor, hx03 - 12 diesel flow improver, parathion octyl - zinc chloride bridge acid, chlorine bridge anhydride, chlorobenzene, double - dicyclopentadiene, norbornene anhydride
常州濤峰化工有限公司座落在江蘇國際塑化城,是常州市夏溪助劑有限公司和句容市龍濤試劑廠生產的產品的銷售窗口,主要經營產品:甲苯、純苯、二甲苯、辛醇、乙酸乙脂、乙酸丁脂、硅油、二苯胺、雙聚丁二酰亞胺、苯三唑衍生物、異丙醇胺、乙醇胺、烷基二苯胺、防垢劑、促進劑、抗氧劑、降凝劑、消泡劑、金屬鈍化劑、 hx - 3308阻垢緩蝕劑、 hx03 - 12柴油流動改進劑、硫磷丁辛基鋅鹽、氯橋酸、氯橋酸酐、氯苯、雙聚環戊二烯、降冰片烯二酸酐等。Hartshorn ( nh4oh ) was used as a new catalyst instead of acetic acid in the saponification reaction of base zinc salt of dioctyl thiophosphate ( t203 )
摘要選用氨水溶液代替醋酸作為新型催化劑用於硫磷雙辛基堿性鋅鹽( t203 )的皂化反應。Hi this thesis, the setting time of various retarders had been tested, in which three retarders with good retarding action, citric acid, sodium tripolyphosphate, bone glue are respectively chosen from three types of retarders, hydroxyl carboxylic acid type, phosphate type and protein type, and the strength and setting time of gypsum added with them are determined. effect of some factors, such as ph value, fineness of hemihydrate, type of gypsum on the retarding action of the retarders is also studied
本文對多種緩凝劑進行凝結時間測試,選擇效果良好的羥基羧酸、無機鹽和蛋白質類型的三種緩凝劑:檸檬酸、多聚磷酸鈉和骨膠,測定它們對石膏凝結時間、強度等宏觀性能的影響,並分別研究ph值、石膏細度和石膏種類等因素對它們的緩凝效果的影響。Through the analyzing the macro - structure to micro - structure, the author considers that retarding mechanism of citric acid is that citric acid and ca in the gypsum form the complexant ion, and hinder the crystallization center of dihydrate crystal bigger ; that of sodium tripolyphosphate is that it combined with ca, hinders the dissolve of hemihydrate. formation and growth of crystallization center ; that of bone glue is the glue - protection and chemical absorption action of active group, which also retards the formation and growth of crystallization center
通過宏觀到微觀的分析,筆者認為,檸檬酸的緩凝作用的原因主要在於檸檬酸與鈣形成絡合離子,影響了二水石膏晶體的晶核長大過程;多聚磷酸鈉與鈣形成某種復鹽,對于石膏晶體的溶解、成核和長大過程均有強烈的阻礙影響;骨膠則在於膠體對半水石膏的包裹和活性基團的化學吸附,使二水石膏晶體的成核和長大困難。99mtc - mdp bone scintigraphy for study on repair of femoral eefect caused by microwave - induced hyperthermia in dogs
亞錫亞甲基二磷酸鹽骨顯像研究微波誘導高溫對狗股骨缺損修復作用A new laser source of optical communication, erbium - ytterbium codoped phosphate glass waveguide laser that was provided with more prominent performance than semiconductor distribution feedback ( dfb ) laser, has been investigated globally from 1990s. the laser can meet many rigorous demands of wdm systems. the 1. 54 m laser emitted by the laser accords with the interrelated standard of international telecommunications union ( itu ), therefore, a splendent foreground can be predicted about this kind of laser in future optical communication
基於鉺、鐿摻雜磷酸鹽玻璃基片的光波導激光器是一種新型通信光源,具有傳統的分佈反饋半導體激光器所不能比擬的優點,能滿足波分復用/密集波分復用技術對光源提出的諸多高新要求,所發射的1 . 54 m激光符合國際電信聯盟規范,在未來光通信中有著廣闊的發展前景。Research on preparation and luminescence of rare earth doped tellurite and phosphate glassy laser materials is author ' s mainly researched topics. in addition, the author has also studied for the application about the two kinds of materials
作者碩士期間所作工作主要是摻稀土亞碲酸鹽和磷酸鹽玻璃激光材料的制備和發光的研究,在這基礎上對它們的應用也作了相應探討。Objective to report 16 cases of intracranial aneurysms with calcified vascular wall and study the relationship between vascular calcification and pathogenic mechanism of intracranial aneurysms. methods spiral ct scan, clinical data and serum calcium, phosphate, glucose, lipid, renal function of the 16 patients were studied in retrospect. all aneurysms were clipped, in which 8 were resected after clipping. results the location of aneurysms with aneurismal wall calcification was, on posterior communicating artery in 3, on middle cerebral artery in 2, on anterior communicating artery in 2, on basilar artery in 5 and on basilar artery in 4. all patients showed normal serum calcium, phosphate, glucose and normal renal function. serum lipid of patients had been elevated. all patients recovered with no significant neurological deficits. conclusion intracranial vascular calcification is an active and regulated process in close relation to atherosclerosis, serum calcium, phosphate, lipid, thyroid, parathyroid function and other factors. intracranial vascular calcification has close relationship with the pathogenesis and management of intracranial aneurysms
目的報告16例瘤壁有鈣化的顱內動脈瘤病例的治療,分析顱內血管鈣化與顱內動脈瘤病理發生機制的關系.方法回顧性分析16例瘤壁有鈣化的顱內動脈瘤病例的影像學、臨床資料及手術治療.結果瘤壁有鈣化的顱內動脈瘤的位置是: 3例位於后交通動脈, 2例位於大腦中動脈, 2例位於前交通動脈, 5例位於椎動脈, 4例位於基底動脈.所有患者血鈣、磷酸鹽、血糖、腎功能正常. 6例患者血脂增高. 16例患者均行動脈瘤夾閉術,其中8例術中切除動脈瘤,治療效果良好.結論動脈瘤瘤壁鈣化與其病理發生機制有關,常見于巨大或大動脈瘤,瘤壁血管鈣化是與動脈粥樣硬化、血鈣、磷酸鹽、血脂、甲狀腺、甲狀旁腺等因素有關的主動耗能,多因素調控的病理過程Histidine a basic amino acid formed only rarely in proteins. it is formed from atp and 5 - phosphoribosyl pyrophosphate in a complex biosynthetic pathway. glutamate is an intermediate in its breakdown
組氨酸:是蛋白質中少有的一種堿性氨基酸。由atp和5 -磷酸核糖基焦磷酸鹽通過復雜的生物合成途徑合成。在其降解過程中可形成谷氨酸。Phosphate ester based fluids for turbine lubrication, specification for
渦輪機潤滑用磷酸鹽酯基液體規范Phosphorus is an essential nutrient element for phytoplankton in ocean environments, and sometimes a limiting factor for the primary productivity
摘要活性磷(正磷酸鹽)是海洋浮游植物生長所必需的物質基礎,在某些海域,它甚至成為初級生產力的限制因素。One can draw a thread more than one meter by handcraft. the npre - 1 glass thread has also strong tenacity, not easy to be fractured. so the npre - 1 can specially be applied to fabricate light fiber
磷酸鹽玻璃( npre - 1 )粘度大,人工即可拉出一米多長的絲;韌性好,不易折斷,特別適用於作光纖基質材料。Nicrate nitrogen and phosphate in liquid medium were quickly consumed at the lag phase of the growth, the consumption rate was 16. 71 g / ml d and 1. 67 g / m ) d, respectively ; but during the rapid - growth phase, its consumption rate was decreased
在毛狀根生長遲滯期內,培養基中的硝態氮和磷酸鹽的消耗較快,其消耗速率分別為16 . 71 g ml ? d和1 . 67 g ml ? d ;但在快速生長期,其消耗速率反而減慢。In addition, the well retained stability and integrity of cell membrane of boea leaves might also be an important mechanism which make them resurrect well. by using mrna differential display, 5 desiccation sensitive cdnas, 52 desiccation - induced cdnas, 21 up - regulated cdnas, 14 down - regulated cdnas and 16 phosphate induced cdnas were obtained. the cloning, sequencing, homological blasting and northern blotting results of 5 desiccation - induced cdnas and 3 phosphate induced cdnas implied that signal transduction induced by desiccation, regulatory gene cascades and functional genes such as g protein, protein kinase, vp3 - and mad3 - like genes might be involved in dehydration in the resurrection plant boea hygrometrica
對其中5個脫水特異誘導表達牛耳草光合作廠j的脫水保護和復甦機理的cdna (包括可能與復甦能力有關的cdna )和3個磷酸鹽處理誘導表達的cdna進行克險測序、同源性探測和northern雜交檢測表明,牛耳草脫水過程中誘導表達的基因可能涉及到脫水脅迫的信號轉導「蛋白、蛋白激酶等) 、調節基因的級聯作用( vp3 , mad3樣基因等) 、結構基因產物調節細胞結構(包括細胞質膜)在脫水脅迫中的穩定性等。A dynamic model for dissolved inorganic nitrogen ( din ) and phosphate ( po4 - p ) cycles and budgets in jiaozhou bay was established according to the principles of d - n - p - z model. in the model, 6 state variables ( din, po4 - p, phytoplankton, zooplankton, organic detritus, and dissolved organic nutrients ) were included. logically this model was divided into three modules - nutrients input, nutrients cycle in seawater, and output of both dissolved substances ( e. g
本文根據n ? p ? z ? d模型的基本原理,建立了膠州灣氮、磷營養鹽循環收支動力學模型,主要包括營養鹽輸入,營養鹽生物、化學遷移和轉化內循環,溶解態和顆粒態物質水動力輸出3個邏輯模塊,涉及溶解無機氮( din ) 、磷酸鹽( po _ 4 - p ) 、浮游植物、浮遊動物、有機碎屑和溶解有機態營養鹽6個狀態變量。The items carried out in this course including uv - vis analysis of dyes and organic compounds, determination of cr6 + in aqueous solution, quantitative analysis of inorganic phosphate, quantitative analysis of fe2 +, quantitative analysis of amino acid, application of atomic absorption, conductivity titration, acid - base titration, application of liquid chromatography, anionic chromatography, cationic chromatography, total organic carbon analysis, determination of chlorophyll and application of infrared spectrometer
實驗項目包括染料色素及有機物的紫外光可見光譜分析、水中六價鉻含量測定、無機磷酸鹽的比色定量、試樣中鐵的比色定量、胺基酸的比色定量、原子吸收光譜法的應用、電導滴定方法的應用、酸減滴定法的應用、液相層析方法的應用、陰離子層析、陽離子層析,氣體層析、總有機碳分析、葉綠素含量測定及紅外線光譜法應用。Preparation of 4, 6 - diaminoresorcinol diphosphate salt by ppa and its stabilization
二氨基間苯二酚磷酸鹽及其穩定化分享友人