堿性范圍 的英文怎麼說

中文拼音 [jiǎnxìngfànwéi]
堿性范圍 英文
alkaline zone
  • : 名詞1. (含氫氧根的化合物的統稱) alkali2. (碳酸鈉) soda
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 名詞1 [書面語] (模子) pattern; mould; matrix 2 (模範; 榜樣) model; example 3 (范圍) boundar...
  • : Ⅰ動詞1 (四周攔擋起來 使裡外不通; 環繞) enclose; surround; corral 2 (繞; 裹) wrap Ⅱ名詞1 (四...
  • 范圍 : scope; limits; extent; boundary; confines; range; range dimension; spectrum
  1. Study on the isolated bacteriocin ' s property shows that the bacteriocin has good stability against temperature and ph. the antimicrobial activity is not influenced disposed for 10 minutes under 80, and only 13 % loss of activity is suffered under the temperature of 100 for 10min

    對分離出的細菌素的質研究表明,細菌素具有較好的熱穩定和酸穩定,在溫度80處理10min對活沒有影響, 100處理10min活僅損失13 ,在ph3 - 10的內活變化不大。
  2. The extent of the regions was determined by the descriptor basicity

    這三個數據區的大小是由算符的度決定的。
  3. The effect of hexadecy pyridine choride on the dissociation constants of thymol blue bromide, cresol red, o - ckesolphthalein and thymol blue, as well as their the colour - changing ranges were studied by spectrophotometry

    探討了表面活劑氯化十六烷基吡啶形成的膠束對溴百里香酚藍、甲酚紅、鄰甲苯酚酞和百里香酚藍離解反應的離解常數的影響,同時,也研究了該表面活劑對上述四種酸指示劑變色的影響。
  4. According to the water supply source used the mining area in bai yun, based on the mechanism of coagulation and flocculation, the feasibility of removing fluoride from water with the method of coagulation and filtration is studied through experiment. and several key parameters which affect defluorination are also analyzed. by using polyaluminum chloride ( pac ) as coagulant, the optimum ranges of the operational parameters are obtained

    本文根據白雲鄂博礦區飲用水的供水水源,以混凝機理為基礎,通過靜態和動態實驗,對用混凝過濾法除氟的可行進行了研究,並對影響除氟因素的幾個主要參數進行實驗分析,得出了用式氯化鋁作為混凝劑進行實際運行時,參數最佳取值
  5. 4. in order to simplify the complex of the asm2, we give some assumes ( ( 1 ) the concentration of s02 is 0 in the anaerobic pool and big enough in the aerobic pool ; ( 2 ) the ph in the pools is in the rang of 6. 3 ~ 7. 8, which is a limitation of asm2 ; ( 3 ) ignoring the infection of salk ; ( 4 ) the separation of solid and liquid in the final pool is completive. )

    為適當簡化模型的復雜,先進行一定的條件假設(厭氧池中s _ ( o2 )濃度為0 ,好氧池中曝氣充分;池中ph值穩定在asm2的適用6 . 3 7 . 8之內;不考慮度salk對污水處理反應過程的影響;二沉池中固液分離完全。
  6. Silicone polymer coated fibeglass sleeve tube called silicone fiberglass sleeve tube woven by no alkali fiberglass and then baked with organic silicone polymer coating, and it has good insulating and self - exting property as well as has good softness and flexibility, often used in 50 - 250, and it fits for insulating protcction on the high temperature occasion such as electronic electricity, floodlight, industrial machine and heating element etc

    玻璃纖維硅樹脂自熄管俗稱玻纖硅套管,由無玻璃纖維編織成管,並塗以有機硅共聚樹脂烘培而成,具有良好的介電能,自熄及優良的柔軟和彈,使用溫度為50 - 250之間,適用於各種電子電器、照明燈具、工業機器、電熱製品等高溫場所的絕緣保護。
  7. Results indicate that the capsaicin was evidently active in inhibiting both the bacteria and the fungi and showed strong inhibitory effects on these pathogens in a concentration dependent manner, exhibiting a stronger inhibition to the test bacteria than to the test fungi

    結果表明,辣椒具有廣譜的抗菌和較強的拮抗病原菌的活,且抗菌活有明顯的量效關系,其中辣椒對供試細菌的拮抗作用遠大於對供試真菌的作用。
  8. In a word, wbaer can effectively remove micro - quantity hmi from dk with alkali metals, alkaline - earth metals and anions at high concentration. on the basis of lots of regeneration experiments of wbaer ( d301g ), the best regeneration manner ( regurgitation regeneration ), the optimal regeneration agents ( h2so4 and naoh ) and the optimum operating parameters of regeneration are obtained

    論文進而對d301g型弱陰離子交換樹脂進行了再生試驗研究,確定了最佳再生方式(逆流再生) ,最佳再生劑( h2so4和naoh )以及酸液再生時的最佳濃度( 2 % 4 % )和最佳流速( 3 4m / h ) ;並通過正交試驗確定了逆流再生過程中的最佳運行參數組合。
  9. The experimental results indicated that the colour - changing ranges got narrow, and the titration accuracy was increased when an appropriate surfactant micellar solution was chosen as a titration medium

    實驗結果表明,表面活劑存在時,酸指示劑的離解平衡及其變色將發生改變,選擇適當的膠束溶液作為滴定介質,可以擴大酸指示劑的應用,同時也可以提高滴定的準確度。
  10. In this research project, the agrobacterium tumefaciens mediated transformation of badh gene of tetraploid black locust has been studied, for the purpose of improving resistance to soline - alkali and drought of tetraploid black locust ; of playing more important role in developing of waste lands, ameliorating of soline - alkali soil, and greening and beautifying of surface - mined lands, mine waste dumps, slopes of roads and railroads where restoration of vegetative cover has proven difficult ; of fully making benefits of its ability to fix atmospheric nitrogen in the soil

    為了進一步提高四倍體刺槐的耐鹽和抗旱,進一步擴大其適宜種植的生態,充分發揮其固氮、改良土壤的特,在我國的城鎮綠化、荒山造林、鹽地改良以及采礦跡地、公路、鐵路邊坡等植物生長困難土地的植被恢復中發揮其優勢,本實驗對四倍體刺槐進行了農桿菌介導的甜菜醛脫氫酶基因轉化的研究。
  11. Ni - cd cylindrical cell has the properties of small internal resistance, long service life, resistant to over charge and discharge, low self discharge, wide operation temperature range ( - 20 + 40 ) and high reliability. they are suitable for high rate discharge and widely used in the fields of electrical tools, railway trains, lighting, fire prevention and military

    鎘鎳圓柱密封蓄電池具有內阻小,使用壽命長,耐過充過放電,自放電小,使用溫度寬( - 20 + 40 ) 、可靠高等特點,適用高倍率(大功率)放電使用,廣泛應用於電動工具、列尾電源、照明、消防、儀器儀表以及軍事領域。
  12. And the reflectance in the short wavelength range is lower than that of a double layer arc, which is beneficial for improving the solar cell efficiency. ( 2 ) reflectance characteristics and morphology, the etching solutions

    可以和具有tio _ 2 - mgf _ 2雙層減反射膜的常規腐蝕的結果相比擬,且在能量較高的短波內具有更好的減反射特
  13. This plastic soft hose transparent and no poison, pressure resist, pull - resist, corrosin - resist, beautiful outlook, soft, light and long lasting. it can be widely used in sanitary foodstuff industry, it is really the best choice fou transporting air, water, gas and under the temperature conditions from 10 degree below zero to 65 degree above zero

    本產品具有無毒,透明,耐壓,抗拉伸,耐酸腐蝕,外形美觀,柔軟輕巧,經久耐用之特,可廣泛應用於食品,衛生行業,在- 10至+ 65攝氏度內空氣,水,煤氣.油類及其它液,氣體的良好管道
  14. Abstract : experiments indicated that under tanggang material conditions and at the basicity range of 1. 4 1. 7, the sinter tumbler strength and reduction desintegration properties were worsen as australian fine ores added ; but at the basicity range of 0. 4 0. 6, the sinter strength can improved with both adding of indian fine ores or australian fine ores

    文摘:試驗表明:在唐鋼原料條件下,度1 . 4 1 . 7內,配加澳粉礦使燒結礦強度和低溫還原粉化能下降,印度粉礦影響不明顯;在度0 . 4 0 . 6內,配加印度粉礦和澳粉礦都有利於燒結礦強度的提高。
  15. Particular wires, can be used for long time under the condition of - 65 200 anti strong acid and alkali, durable usage range : be used with intercoms and access control systems. can be installed onto wooden door, metal door, glass door, fireproof door function : working voltage : 12vdc working current : 0. 53a working condition : 40 50 holding force : 280kgs working mode : cut off power to open when the door is being locked, the led turn green, and when the door is open, the led turn red. with network signal output insulated test : dc500v absolutely insulated in 1 minute dimension of the magnet board : 80x24x3mm dimension : 230x40x25mm weight : 1780g

    Jdy - 280埋入式磁力鎖產品特:安裝方便噪音低壽命長吸力強無剩磁特製導線,可長期使用在65200溫度內,抗強酸和有機溶劑,耐老化適用於90開門適用:可與樓宇對講門禁系統配套使用適用門型:木門金屬門玻璃門防火門電氣能:工作電壓: 12vdc工作電流: 0 . 53a工作環境: 40 50工作方式:斷電開鎖絕緣電阻測試: dc500v 1分鐘無擊穿鐵板尺寸: 184 x 36 x 11mm外形尺寸: 230 x 40 x 25mm重量: 1780g
  16. Introduction iron chlorosis of food crop plants and fruit trees grown on alkaline, or calcareous soils is a widespread agricultural problem in the world

    及鈣質土壤上糧食作物和果樹的缺鐵現象在世界內普遍存在。
  17. Durability in water at given ph : no effect on material in ph range of 3 - 11

    耐酸:在ph為3 ? 11的水中,本品不受影響。
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