錳土 的英文怎麼說
中文拼音 [měngtǔ]
錳土
英文
[礦物學] black ocher; bog manganese; earthy manganese; wad; wad clay; ouatite; reissacherite; wadite- 錳 : 名詞[化學] manganese (25號元素, 符號 mn)
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Chemical analysis of refractories. silica materials, silico - argillaceous and argillaceous materials. determination of manganese
耐火材料的化學分析.硅材料硅土材料和粘土材料.錳的測定Hiht manganese steel casting is a traditional product line in our factory, the main products are jaw plate, back block, plate hammer, dipper teeth, hammer, crushing wall screen mesh, elbows in concrete pumping track, etc
高錳鋼鑄件是我廠的傳統產品,產品主要有顎板、襯板、板錘、斗齒、錘頭、破碎壁、篩網板、混泥土泵車中的彎管等。Younger leaves faded green and lusterless ; older leaves marginal scorch, interveinal blotchy chlorosis, necrotic patches bleaching and withering ; characteristic of some soil acidity conditions
甜菜錳和鋁合併中毒:幼葉褪綠失去光澤,老葉邊緣枯黃,脈間有壞死褐色斑點,接著白化,枯萎。這是酸性土壤特有的。The main results were as follows : soil applications of mn fertilizer significantly improved mn nutrition of wheat, oat, rape and chickpea in mn - deficient soil
研究結果表明:在缺錳土壤上,施用錳肥顯著改善了小麥、燕麥和油菜的錳營養,鷹嘴豆受錳肥影響較小。Effect of cropping system on the manganese in lime concretion fluvo - aquaic soils
耕作改制對砂姜黑土中錳的影響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。Determination of exchangeable manganese in forest soil
森林土壤交換性錳的測定The major mineral resources are coal, iron, copper, magnesiu, rare earth, clay, lime stone, marble, and granite, 48 in all. the reserve of magnesium ranks the first in the province, that of lime the fourth, that of coal the third
梅州礦產資源主要有煤、鐵、銅、錳、稀土、瓷土、石灰石、大理石、花崗巖等48個礦種,其中錳礦儲量居全省第一位,石灰石、鐵礦儲量居全省第四位,煤的儲量佔全省的三分之一。Determination of easy reducible manganese in forest soil
森林土壤易還原錳的測定The actuality and prospect of studies on soil manganese
土壤錳的研究現狀及展望In recent years, the colossal magneto - resistance effect in rare - earth manganite perovskites of the type lni. xaxmno3 ( where ln is rear - earth irons la2 +, nd2 +, p2 + ; a is alkaline earth iron ca2 +, sr2 +, ba2 + ) has attract considerable attention in scientific studies due to its potential application. however, the poor temperature dependence of mr and the low - temperature mr effect and the ideal mr only in high field severely limit their practical utility. in this work, we prepared manganite perovskite lai - xsrxmno3 and soft - magnetic ferrite materials fe2o3 and ( ni, zn ) fe2o4 by using sol - gel method separately
近些年來,人們發現在鈣鈦礦錳氧化物ln _ ( 1 - x ) axmno _ 3 ( ln為la , nd , pr等稀土金屬元素; a為ca , sr , ba等堿土金屬元素)中具有磁電阻( magnetoresistance )效應,由於它在磁記錄,磁傳感器方面具有廣泛的應用前景,同時也向傳統的磁記錄材料提出了挑戰,因而引起了物理學界的廣泛關注。The discovery of the colossal magnetoresistance ( cmr ) in hole - doped perovskite manganites ra1 - xmxmno3 ( ra is a trivalent rare - earth ion and m is a metal ion ) has attracted much attention since 1989 due to not only its technological applications in magnetic recording and sensor, but also the effect of the strong correlation concerning metal - insulator transition in the field of basic research. since then, several physics models have been suggested to explain the mechanism of cmr. however, the exact mechanism of cmr remains to be done
自1989年在摻雜鈣鈦礦型錳氧化物ra _ ( 1 - x ) m _ xmno _ 3 (其中m為金屬離子, ra為三價稀土離子)中發現龐磁電阻( cmr )以來由於其在磁記錄、磁傳感器等方面潛在的應用前景,以及金屬?絕緣體相變等所涉及的強關聯效應,使該類化合物吸引了物理學界的廣泛注意。The article analyses nature of lime, manganese iron, aeolian sandy soil, cement, and material requirement of roadbed
論文分析了石灰、錳鐵廢渣、風積砂土、水泥的性質,以及闡述了路面基層對材料的要求。Heavy metal concentrations in soils and main agronomic crops in restored bayi manganese mine, guangxi
廣西八一錳礦區土壤和主要農作物重金屬含量的研究Soil quality - determination of copper, iron, manganese and zinc contents - extraction by means of ammonium acetate in presence of edta
土質.銅鐵錳和鋅含量的測定.在有乙二胺四乙酸edta存在的情況下用乙酸銨提取法Other bound metals related to iron - manganese oxides and silicate indicate no change above the loess covered deposits
鐵錳氧化物態硅酸鹽結合態金屬元素在厚黃土覆蓋區對礦帶無指示意義。Methods for chemical analysis of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy - determination of calcium, magnesium, and manganese contents
稀土硅鐵合金及鎂硅鐵合金化學分析方法鈣鎂錳量的測定Geology and genesis of the lateritic type ag - mn ore deposit at laochang in lanchang area, yunnan province
雲南瀾滄老廠紅土型銀錳礦床地質特徵及成因探討Practice of safety management in no. 4 ore region of liancheng mine
淺談連城錳礦4號礦段排土場的安全管理實踐The area of mn - deficiency soil is large in china. mn - deficiency in agricultural crops, especially in wheat plants, is secondly to fe - deficiency in calcareous soils of the world
中國缺錳土壤面積很大,作物缺錳特別是麥類作物缺錳在全球石灰性土壤上僅次於缺鐵。分享友人