中文拼音 [kuàng]
名詞1. (礦床) ore [mineral] deposit 2. (礦石) ore 3. (開采礦物的場所) mine
  1. The dielectric constants of pt / tb films were influenced by the lattice aberrance and crystal content

    Pt tb薄膜的介電常數受薄膜中鈣鈦相晶格的畸變和晶體含量的共同作用。
  2. Folkloric uses have included a myriad of other indications, including psoriasis, infertility, gastrointestinal cramps, infections, and cancer and as an abortifacient. in china, bitter melons have been used in traditional chinese medicine for a long time. like most bitter - tasting foods, it stimulates digestion

    苦瓜有較高的營養價值,含有蛋白質脂肪各種氨基酸苦瓜代糖類維生素a b c等人體不可缺少的營養物質,以及人體必需的無機鹽和鈣磷鐵等物質。
  3. Study on flotation of the abraded tailings of haikou

  4. Where we examine distances travlled, altitudes reached, or minerals mined, the same accelerative trend is obvious

  5. Although the earth contains extremely large mineral deposits, some of these are not easily accessible.

  6. Analysis on the gas coal dust explosion accidence in mennanzhuang coal mine

  7. The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

    研究結果表明: 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化:隨海拔高度上升,機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒,海拔1600m以下出現粘化層;土壤有機質豐富,表層有機碳含量一般在20g kg以上,有機碳含量隨海拔高度升高而相應增加,海拔3500 3700m的灌叢草甸植被下有機碳含量最高;土壤呈酸性或微酸性,並隨海拔上升, ph值略微降低,酸性增強,海拔2700m以上的土壤多呈鹽基不飽和狀態,表明土壤淋溶作用較強, ph值和鹽基飽和度呈極顯著正相關;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,土體中sio _ 2含量較高, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤質部分的92 ,質元素含量的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  8. Evaluating effects to parlygorskite organising modification by x - ray, tem, sem, ir, viscidity analysis etc. contrasting organising modification effects of parlygorskite original ore and acidified palygorskite, the result shows wd - 51 modification agent has better modification effect to acidified pargorskite than parlygorskite original ore

    對比了用wd - 51對坡縷石原和酸化坡縷石進行有機化改性處理的改性效果,表明wd - 51對酸化坡縷石的改性效果要好。
  9. Roll deposits cut across sandstone bedding.

  10. The results indicated that, the total quanlity of major soil microbes declined, of which the minesoils was decreased by 68. 43 % ~ 80. 32 % in the top soil ( 0 - 20cm ) compared with that of the non - minesoils. the proportion of bacteria and actinomyces in the amount microbes decreased, while that of fungi not obviously changed

    結果表明:海洲香薷是銅區典型的耐銅性植物( elsholtziaharchowensis ) ,植物體中的重金屬元素含量表現為cu zn pb cd , cu與土壤元素的相關性最為顯著,其次為zn 。
  11. Special drilling or adits outside orebody may be required.

  12. A feasibility study on prolonging the service life of the 290 level adit in nanfen surface mine

  13. Measurement of the deformation of abandned adit pass at pit bottom caused by surface blasting

  14. High accuracy through survey at adits of main and auxiliary shafts in tashan coalmine of datong coal industry group

  15. Geotechnical investigation and testing - graphical presentation of logs of boreholes, trial pits, shafts and adits

  16. Test method and adjudgement of safty of permissible explosive in grime and inflammable gas

  17. The ore - forming material is mostly from volcanic rock, and sub volcanic rock provides the main thermal and some mineral materials. the ore - forming fluid is from meteoric water. as a result, it should be a kind of adularia - sericite type of epithermal gold deposit

  18. The metallic mineral has very few content ( 1 % - 2 % ), the mineral of ore is mainly of pyrite, chalcopyrite, limonite, aurum and electrum etc. the gangue mineral is composed of chalcedony, micro grained quartz, calsite, sericite, adularia, aragonite, chlorite, laumontite, pyrophyuite, kaolinite and so on, which show the typical mineral assemblage of epithermal

    石為典型少硫化物型,金屬物含量極少( 1 - 2 ) ,主要有黃鐵、黃銅、褐鐵和自然金、銀金等。主要脈石物有玉髓、微粒石英以及方解石、絹雲母、冰長石、文石、綠泥石、濁沸石、葉臘石、高嶺石等,屬典型低溫物組合。
  19. The aec is still evaluating the results of the u. s. uranium industry explorations effort of the 1966-70 period.

  20. The aec is still evaluating the results of the u. s. uranium industry explorations effort of the 1966 - 70 period

    美國原子能委員會目前仍高度評價1966 - 1970年間美國鈾勘探的成果。