quaternary 中文意思是什麼

quaternary 解釋
adj. 形容詞 1. 四個一組的;由四部份組成的;第四的。
2. 【化學】四元的;四價的;季的;【數學】四進制的。
3. 〈Q-〉【地質學;地理學】第四紀[系]的。
n. 名詞 1. 四;四個一組的東西;第四組組成部分。
2. 〈Q-〉【地質學;地理學】第四紀。
3. 【數學】四進制。

  1. Thermoelectric properties of quaternary ag - bi - sb - te alloys

    四元合金的熱電性能
  2. Test method for ph of fatty quaternary ammonium chlorides

    脂族季銨氯化物中ph值的測試方法
  3. Test method for ash in fatty quaternary ammonium chlorides

    脂族季銨氯化物中灰分的測試方法
  4. Test method for nonvolatile matter solids in fatty quaternary ammonium chlorides

    脂族季銨氯化物中不揮發物質
  5. It suggests that gold accumulation occurred in the every main stage of geologic history of fujian from late - archaean era to quaternary period but the scale and the feature of the gold accumulation are different in different stage and yanshan metallogenic epoch is the most important period of mineralization of fujian gold deposits

    提出福建省內自晚太古代至第四紀的各個地質歷史發展的主要階段均有金的富集作用,但不同階段所形成的金富集規模及特徵明顯有別,燕山期為福建省金礦最重要的成礦期。
  6. Test study on two biocides, namely quaternary ammonium salt and isothiazolinelcetone, commonly used in circulatory cooling water system has been carried out, obtaining the relationship among dosage, actuation time duration, and the killed persontage, and putting forward the principle and points needing attention for selecting the biocide

    摘要對火電廠循環冷卻水系統常用的兩種殺菌劑季胺鹽及異噻唑啉酮進行了試驗研究,得出加藥量、作用時間與殺菌率的關系,並提出殺菌劑的選擇原則和注意事項。
  7. Six quaternary ammonium tetraphenyl borates salt photobase generators were synthesized with the use of p - methoxy phenacylmethylene or 2 - naphthoymethylene as chromophore, and triethylene diamine, pyridine or 3 - methyl pyridine as tertiary amine

    摘要以對甲氧基苯乙酮、萘乙酮生色團為母體、雜環叔胺三亞乙基二胺,吡啶, 3 -甲基吡啶和四苯硼鹽為原料,合成了6種四苯硼季銨鹽光產堿劑。
  8. Chiral quaternary ammonium salts were synthesized from cinchonine in cinchona alkaloids using chloromethylated polystyrene - polyethylene glycol, diethylene glycol, triethylene glycol and glycol as polymer - supported phase transfer catalysts, finsl products were characterized by ftir, elemental analysis, scanning electron microscopy, x - ray photoelectron spectroscopy ( xps )

    摘要以金雞納生物堿中的辛可寧為原料,氯甲基化聚苯乙烯聚乙二醇、一縮二乙二醇、二縮三乙二醇、乙二醇等為載體合成了幾種聚合物負載的手性季銨鹽,並對它們的結構用紅外光譜、元素分析、掃描電鏡和x射線光電子能譜等測試手段進行了表徵。
  9. The fault faults from basemet to quaternary system, and has the feature of contemporaneous and normal fault

    該斷裂自基底一直斷到第四系,具同生正斷特徵。
  10. Characteristic of quaternary period the earth crustal movement in sanjiang plain

    三江平原第四紀地殼運動特徵
  11. It is believed that three northeast - striking dextral slip fault zones, i. e. the baxian - shulu - handan fault zone, the huanghua - dezhou - dongming fault zone, and the linyi - huanghekou fault zone, are the result of the tectonic transform of paleogene extending to neogene - quaternary laterally slipping of north china plain rift systems, which extend along the central axis of rifts and accord with the quaternary centers of subsidence as the main seismic structures within the rifts

    認為壩縣束鹿邯鄲斷裂帶、唐山河間磁縣斷裂帶和黃驊德州東明斷裂帶3條北東向右旋走滑斷裂帶為華北平原裂谷系從早第三紀伸展拉張作用進入晚第三紀第四紀走滑剪切拉張作用的產物,這3條斷裂帶分別位於3個北東向坳陷帶中部,並構成了第四紀沉降中心,與營口濰坊斷裂帶起構成華北平原內的主要強震構造。
  12. The intense eluviation and weathering of soil with groundwater and run - off result in the enhancing of capacity of transference of some elements, such as si, al, fe, mn. the chemical reactions of the colloid particles in the soil water make those crannies or holes filled by some epigenetic clay minerals and quartz. then a great deal of white reticulate clay comes into being in the quaternary laterite of the dongting basin

    地下水和地表水強烈的淋溶作用使土壤中硅鋁鐵錳等元素的遷移能力增強,土壤膠體粒子之間的化學反應,使得這些孔隙空間在後期逐漸被次生黏土礦物和石英所充填,最終,在洞庭盆地第四系紅土地層中形成大量的蠕蟲狀和根狀白色網紋。
  13. The changes of 14 assemblages reflect 11 paleoclimate evolutioinary stages in this area during the quaternary. in the cold period, the climate was dry and enviroment was deficient of water, therefore, the terrestrial pulmonata was dominant in the gastropod fauna

    本文對北京平原區第四紀軟體動物化石進行了初步的研究,建立了14個組合帶,反映了本區第四紀時期經歷了大約11個古氣候演變階段。
  14. In the warm period, the aquatic bivalvia was well - developed, and the gastropod fauna was obviously prosperous and characteristic by large amount of the aquatic species. the alternative appearance of both cold and the warm mollascan assemblage tpyes reflects the features of the quaternary climate changes in this area

    在冷期因氣候乾燥,環境中水量減少,腹足類化石以陸生肺螺類最為發育;在暖期水生雙殼類較為發育,腹足類群明顯繁盛,以水生種類的大量出現為特徵。
  15. Anji yuhong clay chemical co., ltd. has passed iso9001 and have perdected quality controlled system, there are 3 production line of automatic or semi automatic. we output 8000 ton betonies clay of yh series, 3000 ton inorganic gelatinate of yh series, 15000 tons used in water paint betonies clay of yh series, 35000 tons of casting betonies clay of yh series, 4000 tons 18311827 negion quaternary ammonium salt of series

    有自動化半自動化生產線三條,年產yh系列有機膨潤八千噸yh系列無機凝膠三千噸yh系列水性塗料用膨潤土五千噸yh系列土木工程膨潤土壹萬噸yh系列鑄造用膨潤土三萬五千噸yh系列1831 1827等陽離子季銨鹽四千噸。
  16. The quaternary system is characterized by high geothermal gradient, with low scope of overpressure in its deep and shale caprock saturated with formation water of high salinity

    第四系具有較高的地溫梯度,深部發育了低幅超壓;甘森泉小柴旦基底斷裂影響氣藏構造的完整性;第四系飽含高礦化度地層水泥巖構成的蓋層可以起到一定的封蓋作用。
  17. The basin has dual texture in which it is horst - graben in mesozoic - eogene and " plate " depression in tertiary - quaternary. the basin is the complex basin with wresting and extending dynamic properties, called as torsion - extension basin

    「盆地」具有雙層結構的特徵,下部的中生界及下第三系為壘?塹結構,上部的第三系及第四系為「碟」狀的坳陷結構。
  18. The quaternary incompact deposit provides the material basis for the formation and activities of mud - rock flow with its special geology structure, dazhaigou - haizigou valley has a landform consists mainly of rising middle mountains and monoclinical middle mountains

    它們為泥石流的形成與活動提供了物質基礎。受地質構造制約,大寨溝? ?海子溝流域的主要地貌類型是斷塊隆升中山和單斜中山。
  19. Quaternary lacustrine outwash : significance to the western qaidam, china

    柴西第四紀湖泊冰水沉積的發現及意義
  20. The quaternary sediments are largely undeformed.

    第四紀的沉積物大部分未變形。
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