石堿 的英文怎麼說

中文拼音 [dànjiǎn]
石堿 英文
crystal soda
  • : 石量詞(容量單位, 十斗為一石) dan, a unit of dry measure for grain (= l00 sheng)
  • : 名詞1. (含氫氧根的化合物的統稱) alkali2. (碳酸鈉) soda
  1. There are three genetic types of mineral deposits in the beiya ore district : cu - au polymetallic deposits related to alkaline porphyries, comprising porphyritic cu - au deposits and polymetallic skarn deposits related to quartz - albite porphyry and quartz - k - feldspar porphyry ; fe - au deposits related to gabbro or basalt magma, consisting of magmatic fe - au deposits and sedimentary polymetallic deposits formed in caves and lakes ; and palaeo - placers formed at the weathering surface, in lakes and in karsts

    北衙金礦有3種成因不同的礦床:與性斑巖有關的銅金多金屬礦,包括與英鈉長斑巖和英正長斑巖有關的斑巖型銅金礦床和矽卡巖型多金屬礦床;與輝長玄武巖漿有關的鐵金礦床,包括熔漿型鐵金礦床和噴流沉積型多金屬礦床,後者又有洞穴和湖相沉積環境之分;及古砂礦,有古風化殼型砂礦、河湖相古砂礦和洞穴沉積古砂礦。
  2. So these karst series problems are lowness ability of making soils, distributing odds of surface water and groundwater, leakiness of fountain, alkalescence of circumstance, lowness of bio - diversity, rapidness converse succession of vegetation and fragility of soil character and entironment. and karst region produces many problems, e. g. rock desert, soil erosion and degeneration because of artificial influence and destruction

    巖溶空間介質具有地上地下雙層結構,可溶巖造壤能力低,巖溶水空間分佈不均、地表地下水關系密切、水源易漏失,偏性環境、生物資源集聚程度低,植被逆向演替快、順向演替難,巖溶地質與生態環境十分脆弱,受到人為因素的影響和破壞,極易產生漠化、土壤侵蝕與退化等一系列問題。
  3. Effect of improved saline alkali soil chemical character by phosphate plaster

    膏改良鹽地土壤化學性質的效果
  4. Therefore, based on the isotopic chorology, petrochemistry, geochemisty and sr, nd, pb isotope, the ph. d dissertation mainly studied some yanshanian mafic dikes, volcanic rocks and alkalic - ultramafic dikes in shandong province

    本論文主要從同位素年代學、巖化學、地球化學和sr ? nd ? pb同位素方面對山東地區燕山期基性脈巖、火山巖和性超基性脈巖進行了系統研究。
  5. Effect of different applying methods on improving alkaline soils with gypsum

    膏不同施用方法改良化土壤效果淺析
  6. How to use and arrange pomegranate trees in landscape treeorchards located on alkaline soil

    榴在鹽地園林綠化中的應用
  7. Method of analysis baryte for export. determinationof water - solluble alkaline earth metals as calcium

    出口重晶分析方法.水溶性土金屬以鈣計的測定
  8. The rock assemblages of the bayinbuluke formation are mainly alkaline basalt - thick andesite - alkaline rhyolite

    火山巖巖組合以性玄武巖粗安巖性流紋巖為主。
  9. Effect of heat treatment on induced apatite deposition and bonding strength of the alkali treated titanium oxide layer for carbon carbon composite

    碳復合材料上液處理氧化鈦鍍層誘導沉積磷灰和結合強度的影響
  10. On the basis of the study on the petrology, trace element, and isotopic geochemistry, the primary magma of volcanic rocks can be divided into two series according to their originated rocks and degree of partial melting. one is the basanite - alkaline basalt - olivine tholeiite magma series, which are generated by partial melting from spinel iherzolite ; the other is nephelinite magma - alkaline picritic basalt magma, which are generated by partial melting of the garnet iherzolite

    化學、微量元素、同位素地球化學證據都表明,華北、華南地區的火山巖根據源巖和局部熔融程度的不同,可以分為兩個原生巖漿系列:一個是源巖為尖晶二輝橄欖巖,隨著局部熔融程度的增加,形成的碧玄巖巖漿-性玄武巖巖漿-橄欖拉斑玄武巖巖漿;另一個是源巖為二輝橄欖巖,隨著局部熔融程度的增加形成的霞巖巖漿-性苦橄玄武巖系列。
  11. Method of analysis baryte for export. determinationof alkali - soluble carbonate1995 - 09 - 06

    出口重晶分析方法.溶性碳酸鹽的測定
  12. Several other materials can be used for liming purposes, such as, baked or burned oyster shells, marl, basic slag, wood ashes, and cement industry by - products

    其它幾種物質也可用來施用灰,如?殼灰、泥灰、鋼渣磷肥(性爐渣) 、草木灰和工業水泥的副產品等。
  13. Effect of gypsum on improving basified soil soil column made by applying fixed quantity gypsum to basified soil surface

    化土壤表面施用定量膏的土柱系列
  14. The compositions of usual elements and rare earth elements and inclusions of corundum megacrysts related to alkali basalt in changle, shandong province, are analyzed. in the main parts of corundum megacrysts are a large number of fluid - melting inclusions, zircon, ta - columbite inclusions, and in the central crystal core are a large number of melting inclusions. the corundum megacrysts were formed in different periods and different physical chemistry conditions. the crystal core was formed in magma system, and the main parts were formed in inhomogeneously geochemical conditions in which magam and fluid phases coexisted

    分析山東昌樂與性玄武巖有關的剛玉巨晶不同部位的常量元素、稀土元素及包裹體組成.剛玉巨晶的主體以大量流體?熔體包裹體、鋯、鈮(鉭)鐵礦包裹體為主,而巨晶中的「晶核」部位則以大量的熔體包裹體為主,反映研究區的剛玉巨晶是在不同的階段形成的.剛玉「晶核」以及「銅皮剛玉」形成於熔體相為主的體系中,而主體剛玉則形成於熔體?流體過渡的急劇變化的不均一的地球化學環境中
  15. In this paper, the constituents of h. crispate, including alkaloids, flavonoids, and triterpenes, were studied. huperzine a was first isolated from it

    本項研究選擇皺邊杉為材料,對其所含的生物類、黃酮類、三萜類等進行了系統研究。
  16. The result showed the content of hup. a in h. crispate was higher than that in h. serrata written in literature. the content of hup. a varied in different samples

    皺邊杉中甲在不同的季節內含量變化不大:甲在皺邊杉中的含量以春季含量最高。
  17. The methods of determination of huperzine a, farrerol, and the total content of flavonoids in h. crispate were established. the relationships between the main constituents and the environment and seasons were studied

    建立了皺邊杉中甲、杜鵑素、總黃酮含量測定方法,並研究它們與環境及季節的關系。
  18. 3 relationship between main constituents and growth environment of h. crispate : the content of quick - acting potassium of the soil at the growing site was the positive correlating factor that correlates with the hup. a in the plant

    0統計軟體進行數據處理,結果顯示: 1 )皺邊杉中甲含量與年平均溫度呈負相關、與土壤中速效k的含量呈正相關。
  19. A rapid test method for determining the alkali reactivity of sands and rocks

    石堿活性快速試驗方法
  20. Standard for rapid test method of determining the alkali reactivity of sands and rocks

    石堿活性快速試驗方法
分享友人