acid medium 中文意思是什麼

acid medium 解釋
酸性介質
  • acid : adj. 1. 酸味的。2. 【化學】酸的,酸性的。3. 〈比喻〉尖酸刻薄的,易怒的。n. 1. 酸味物。2. 【化學】酸。adv. -ly ,-ness n.
  • medium : n (pl dia )1 媒介物;傳導體;媒質,基質,介質,介體;中間物;環境、生活情形。2 手段,方法;媒介...
  1. ( 4 ) based on the analysis and summary of typical orogenic belt in china, advancing the marker to distinguish the exist of delamination occurred in orogenic belt, especially giving up some new marker such as ring ultrabasic - basic - medium acid rock body, local bimodal continental rifting volcanic activity ; rapakivi granite, etc. ( 5 ) collating the main stages of south part of sanjiang orogenic belts evolution after the close of old nanchangjiang ocean, i

    較全面地提出了判別造山帶成熟拆沉作用發生的標志,特別是根據對我國典型造山帶的總結分析,提出了一些新的標志,如環狀超基性一基性一中酸性雜巖體;局部雙峰式大陸裂谷型火山活動;二長花崗巖、堿性花崗巖和奧長環斑花崗巖;地殼局部短暫下沉;等等。
  2. Chemical analysis of refractories. argillaceous and silico - argillaceous materials. determination of silicon method by insolubilisation in perchloric acid medium

    耐火材料化學分析.粘土和硅石材料.硅含量測定
  3. Chemical analysis of refractories. silica materials, silico - argillaceous and argillaceous materials. determination of silicon method by insolubilisation in hydrochloric acid medium

    耐火材料化學分析.硅材料硅土材料和粘土材料.硅含量測定
  4. Suitable for clean water, sea water, chemical liquid carrying acid and alkali, and general mushy slurry ( medium viscosity 100 centipoise, solid content below 30 % )

    適用於清水、海水及帶有酸、堿度的化工介質液體和帶有一般糊狀的漿料(介質粘度100厘珀、含固量可達30 %以下) 。
  5. Determination of molybdenum and tungsten content - sulfuric acid - phenylhydroxyacetic acid - cinchonine - potassium chlorate medium polarographic method

    氯酸鉀底液極譜法連續測定鉬量和鎢量
  6. Silicate rocks. determination of molybdenum and tungsten content. sulfuric acid - phenylhydroxyacetic acid - cinchonine - potassium chlorate medium polarographic method

    硅酸鹽巖石化學分析方法硫酸-苯羥乙酸-辛可寧-氯酸鉀底液極譜法連續測定鉬量和鎢量
  7. Diet acrimony, sootiness, salt bloats, mildew changes, cankered food : hot food stimulates gastric mucous membrane, as time passes injures gastric mucous membrane ; carcinogenic substance of fumigated food generation can be caused and aggravating illness ; nitric acid salt is contained in souse food, very powerful carcinogen can be formed after with food medium nitrite is united in wedlock - - inferior saltpetre amine ; mildew changes element of very strong carcinogen yellow aspergillus is contained in food ; cankered material can produce effluvial carcinogen aldehyde. 2

    忌食辛辣、煙熏、鹽腌、霉變、腐爛食品:辛辣食物刺激胃粘膜,久而久之損傷胃粘膜;熏制食物產生致癌物可誘發和加重病情;腌制食物中含有硝酸鹽,和食物中的亞硝酸鹽結合后可以形成很強的致癌物質? ?亞硝胺;霉變食物中含有很強的致癌物質黃麴黴素;腐爛的物質可以產生惡臭的致癌物質乙醛。
  8. Folic acid casei medium

    葉酸酪蛋白培養基282210
  9. In order to provide theoritical foundation for the utilization of jerusalem artichoke ( ja ) resource, culturation of bifidobacteria and development of bifidobacteria products. this paper rather systernly studied the effects of ja on the growth of bifidobacteria, using jerusalem artichoke juice ( jaj ) and jerusalem artichoke powder ( jap ) as experimental material. in the first place, the effects of ja on the growth of bifidobacteria in vitro were studied. the results indicated that : jaj could stimulated the growth of b. longum ( blm ) and b. bifidwn ( bbm ) ; the more jaj content was added, the more promoting action was apparent ; the promoting action also varied from the different species. adding jap ( 3 % ) to skim milk could decrease the time of milk - solidfying of blm and bbm, and could increase the acid production in skim milk of the strains tested. secondly, bifidobacterium medium was developed using jaj as main material

    本文以菊芋汁和菊芋粉為主要材料,較系統地研究了菊芋對雙歧桿菌生長的影響,以期為進一步開發利用菊芋資源、雙歧桿菌的培養及其製品開發提供理論依據。菊芋在體外對雙歧桿菌生長的影響試驗表明,菊芋汁在體外對長雙歧桿菌( blm )和兩歧雙歧桿菌( bbm )的生長具有促進作用,其效果隨著菊芋汁添加量的增加而增加,並且對不同菌種的促生長效果存在差異;在脫脂乳中添加3的菊芋粉可以縮短blm和bbm的凝乳時間,其原因可能為促進了試驗雙歧桿菌在脫脂乳中的產酸。
  10. This experiment passing to grope for the carbon source constitutes of the culture medium and using t. reesei rut c - 30 induced the expression of # - mannanase ( # - 1, 4 - mannan mannohydrolase ec 3. 2. 1. 78 ). in this experiment i put the constant carbon source ( lactose and locust bean gum ) in the foundation culture medium ( mandels nourishment liquid ) of t. reesei rut c - 30, then proceeded the variable carbon source ( dragon spruce fiber, com rush pith fiber, wheat straw fiber, wheat straw xylan, corn rush pith xylan, dragon spruce mannan ) to single factor, double factor, three factor, four factor and five factor orthogonal experiment. 1 determined the activity of p - mannanase using locost bean gum as substract by the 3, 5 - dinitosalicylic acid method, and observed the growing situation of the gernic at the end i selected the directions for the inducement expression of the # ? mannanase from trichoderma reesei rut - c30 that contained the dragon spruce fiber, wheat straw xylan, dragon spruce mannan

    在里氏木霉rutc - 30的基礎培養基( mandels營養液)中加入固定碳源乳糖和槐豆膠,然後將可變碳源(雲杉纖維、玉米芯纖維、麥桿纖維、麥桿木聚糖、玉米芯木聚糖、雲杉甘露聚糖)進行單因子、雙因子、三因子、四因子、五因子的里氏木霉rutc - 30正交培養實驗,並以槐豆膠為底物用3 , 5二硝基水楊酸法測定培養液中?甘露聚糖酶的活力。從而確定了酶活最高且菌體生長良好的含雲杉纖維、麥桿木聚糖和雲杉甘露聚糖的誘導培養基為最佳培養基,用該培養基培養的里氏木霉( t . reesei ) rutc - 30使其轉錄的-甘露聚糖酶( - 1 , 4 - mannanmannohydrolaseec3 . 2 . 1 . 78 ) mrna量能夠滿足rt - pcr的要求。
  11. Because throughpart of pump adopt " the fluorine plastics alloy " to make. it can continuously transport acid alkali strong oxidant etc. correlative corrosive medium of discretionary chroma but nowise damaged

    由於泵的過流部分選用「氟塑料合金」製造。可連續輸送任意濃度的酸,
  12. Suitable for acide with different concentration such as sulfuric acid, hydrochloric acid, nitric acid, phosphorous acid, chromic acid, acetic acid, etc, all kinds of organic solvent, mixture of different medium. used widely for corrosion resistant projects such as sincineratore, pickling tank, ferment tank, storage tank, lawn, electrobth, etc

    適用於各種濃度的硫酸、鹽酸、硝酸、磷酸、鉻酸、醋酸等酸類及各類有機溶劑、各類介質的混合物中,可廣泛應用於硫磺夢燒爐、酸洗、發酵、貯罐、地坪、電解槽等防腐蝕工程中。
  13. 5. exploring fermentation synthesis of quinic acid ( qa ) using bioengineering strain under shake flask conditions synthesis of qa using recombinant e. coli constructs was examined in m9 accumulation medium. the result indicated that qa was produced from d - glucose in the culture supernatant, but it is necessary to explore further the consequences of fermentation in next work

    工程菌搖瓶發酵產酸初步觀察初步探索了奎尼酸工程菌在m9積累培養基中的發酵產酸條件,結果表明工程菌經直接發酵由葡萄糖產生了奎尼酸,但尚須進一步優化發酵條件提高產酸率。
  14. Thus theoretically, weakly acidic drugs ( eg, aspirin ) are more readily absorbed from an acid medium ( stomach ) than are weak bases ( eg, quinidine )

    因此,從理論上講,弱酸性藥物(如阿司匹林)在酸性介質中(胃腔)比弱堿性藥物(如奎寧)更易吸收。
  15. The save energy mould pump of the corrosiveness of the ministry of industry such as chemical industry and chlorine alkali, chemical fertilizer, dyestuff, reagent, pesticide, pharmacy, electroplating and environmental protection etc door transport that pf ( fs ) mould chemical industry pump can satisfy to carry many kinds of consistency sulphuric acid, hydrochloric acid, nitric acid, acetic acid, phosphoric acid, chromium acid, oxalic acid, hydrofluoric acid and the lye, organic solvent and oxidizer geometric ratio medium under - 50 s - 80 s temperature conditions and is not han s anything small and roundish medium

    型化工泵能滿足輸送- 50 80溫度條件下的多種濃度硫酸、鹽酸、硝酸、醋酸、磷酸、鉻酸、草酸、氫氟酸和堿液、有機溶劑、氧化劑等化學介質、是化工、氯堿、化肥、染料、試劑、農藥、制藥、電鍍、環保等工業部門輸送不含顆粒的腐蝕性介質的節能型泵。
  16. Optimization of a fermentation medium for linoleic acid isomerase production with lactobacillus acidophilus

    嗜酸乳桿菌發酵產亞油酸異構酶培養基條件的研究
  17. The effects of several anti - corrosion solutions on the corrosion - inhibition performance of t52 steel in acid medium

    52鋼在酸性介質中耐蝕性的影響
  18. . determination of resistance to intergranular corrosion of stainless steels - austenitic and ferritic - austenitic duplex stainless steels - corrosion test in nitric acid medium by measurement of loss in mass huey test

    不銹鋼耐晶間腐蝕的測定.奧氏體和鐵素體奧氏體
  19. . determination of resistance to intergranular corrosion of stainless steels. part 1 : austenitic and ferritic - austenitic duplex stainless steels. corrosion test in nitric acid medium by measurement of loss in mass huey test

    不銹鋼耐晶間腐蝕的測定.第1部分:奧氏體和鐵素體奧氏體
  20. Suitable for sulphuric acid medium. can be used for welding same kind of stainless steel and different type of steel lining or clad steel

    適用於硫酸介質,可用於焊接同類不銹鋼,也用於襯里異種鋼或復合鋼焊接。
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