玄武質巖石 的英文怎麼說

中文拼音 [xuánwǔzhíyándàn]
玄武質巖石 英文
basaltic rock
  • 玄 : Ⅰ形容詞1 （黑色） black; dark 2 （深奧） profound; abstruse; recondite 3 （不實在; 靠不住） unrel...
  • 武 : Ⅰ形容詞1 （關于軍事的） military 2 （關于技擊的） connected with the art of attack and defence in...
  • 質 : Ⅰ名詞1 （性質; 本質） nature; character; essence 2 （質量） quality 3 （物質） matter; substance;...
  • 巖 : 名詞1. （巖石） rock 2. （巖峰） cliff; crag
  • 石 : 石量詞（容量單位, 十斗為一石） dan, a unit of dry measure for grain （= l00 sheng）
  • 玄武 : 1 （烏龜） tortoise2 （二十八宿中北方七宿的合稱） seven constellations of northern sky3 （道教所...
  1. The bulk of the volcano is basaltic, but the slopes are dotted with cones and lava flows consisting of glassy, silica - rich lavas called dacites

    此火山的主體是玄武巖，但是山坡卻點綴著由石英安山巖（一種玻璃質、富含矽的熔巖）形成的熔巖錐和熔巖流。
  2. Whereas the rocks in the ancient heavily cratered terrains were basaltic, the younger rocks of the northern lowlands resembled a more highly evolved type of lava called andesite : they contained more glass, more silica - rich minerals and fewer iron - bearing minerals

    古老、充滿坑洞的地區，巖石屬于玄武巖，但北方低地較年輕的巖石卻類似一種更高度演化、稱為安山巖的熔巖：它們含有較多玻璃質、較多富矽礦物、以及較少含鐵礦物。
  3. Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits

    最後，綜合本區幔源礦物和地幔巖石的特徵以及地球物理資料，得出如下結論：本區上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖；與中國東部以及華北地臺上地幔相比，研究區上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵，局部熔融程度較高；上地幔存在橫向和縱向的不均一性，從西部的克里陽到喀拉喀什河和玉龍喀什河流域， al和lree富集程度呈下降趨勢，不同來源的相同礦物中主元素的含量差異較大；地質歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用；玄武巖漿的起源深度73km ；從幔源重砂礦物的溫壓估算結果，可以推斷出巖石圈厚度可達204 . 9km ；綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的化學成分，認為研究區具備了金剛石成礦地幔地質條件。
  4. It belong series of the alkaline basalt, and have character of island ocean in geochemistry and petrochemistry

    巖石化學、地球化學特徵表明，該組火山巖屬堿性玄武巖系列大西洋型（鈉質類型） ，具洋島特徵。
  5. Basalt have importance meanings on deduce the earth ' s mantle material composition, analysis tectonic environment and the geosphere deep dynamics research

    摘要玄武巖在反演地幔物質成分、分析構造環境和巖石圈的深部動力學研究中具有重要意義。
  6. The two early carboniferous fragments are composed of basalt and ash - black, fuchsia radiolaria silicalite, siliceous mudstone, tuff

    早石炭世兩個斷片由玄武巖和灰白色、紫紅色放射蟲硅質巖、硅質泥巖、凝灰巖組成。
  7. We deduce that it is a relic old crust that was brought upwards during the formation of neo - tethyan ophiolite. the step heating 40ar - ' 9ar spectra show that during 100ma, luobusha ophiolite suffered intensely alternation, which affected distinctly the k - ar system ; during 771ma some basalt formed in the country rock of xiubugabu ophiolite ; during 55ma, the pillow basalt of rikangba ophiolite affected by a strong thermal event ; all the variety of ages illustrates possible impacts of the subduction - collision between india and eurasia. through dissecting mainly the gabbro of luobusa ophiolite and studying the 40ar / 39ar

    ~ （ 40 ） ar ~ （ 39 ） ar階段升溫年齡圖譜顯示， 100ma左右羅布莎巖體經歷了較強的後期蝕變作用，對其k ? ar體系造成明顯影響； 77 1ma休古嘎布巖體圍巖中形成玄武質火山集塊巖； 55ma日康巴巖體巖石枕狀玄武巖受到較強熱事件影響；這些~ （ 40 ） ar - ~ （ 39 ） ar年齡上的變化顯示了印度板塊與歐亞板塊俯沖?碰撞對該區的強烈影響。
  8. Mineral aggregate is the most important factor to influence the moisture susceptibility of asphalt mixture while without additives, the granite is the worst which can ’ t meet the specifications, the basalt is good which can meet the specifications in some cases, the limestone is the best which can meet the specifications all time

    礦物集料的性質對瀝青混合料水穩定性影響最大，無添加劑時，花崗巖瀝青混合料水穩定性最差，不滿足使用要求;玄武巖瀝青混合料水穩定性中等，不一定總滿足使用要求;而石灰巖瀝青混合料水穩定性最好，可以滿足使用要求。
  9. At last the rhythm of yanshanian volcanic rocks is classified into three series such as alkaline basalt, hkca, calc - alkaline shoshonite. 4. based on the study of rock series, assemblage of igneous rock, characteristic of geochemistry, trace effect of isotope, the yanshanian volcanic rocks of yanshan - liaoning area are mainly calc - alkaline series, which should belong to the products of near continental margin of intracontinental tectonic setting

    3 、在火山活動節律的劃分、區域對比的基礎上，研究了各級節律火山巖的巖石學、礦物學、地球化學和同位素地質學特徵，將研究區燕山期火山巖劃分為堿性玄武巖系列、高鉀鈣堿性系列和鉀玄巖系列。
  10. Qimanyuter ophiolite melange crops out 1 - 3 km in width and extends ew - nee about 50 km, parallels to the kunlun mountains. qimanyuter ophiolite melange is composed mainly of serpentinite ( metapyrolite ), peridotite, bedded gabbro, grbbro, diabase sheet and pillow - like and massif basalt as well. associated sedimentary rocks with this ophiolite melange include silicalite, dark gray silicalite and thin - bedded limestone

    該混雜巖帶所包含的主要巖性單位包括：蛇紋巖（變輝橄巖） 、橄欖輝石巖、層狀輝長巖、輝長巖、輝綠巖席、枕狀、塊狀、杏仁狀玄武巖，與之共生的沉積巖為紫紅色硅質巖、深灰色硅質巖、薄層灰巖等。
  11. According to the constructive principles of these diagrams, the following aspects must be thought carefully : the rock types to be studied must be the same or nearly the same as those that can be discriminated by the diagram ; to avoid mixed or incorrect signals that could be produced, two or more such diagrams shall have to be jointly used ; for special rock types, such as a - type granites or potassic igneous rocks, special discriminative diagrams have to be determined and selected respectively ; the samples to be studied can not be altered ; in general, the diagrams must be used carefully with archean samples ; the petrotectonic assemblage or an expert system are recommended to be used together with the discrimination diagrams

    強調指出：所採集的樣品必須新鮮（無蝕變或極弱蝕變） 、非堆晶的巖石；選擇的判別圖解必須與判別的巖石類型相一致，即對花崗巖類要用花崗巖的判別圖解，不能用玄武巖的判別圖解；對特殊類型巖石要選擇專門用於該類型巖石的判別圖解，如堿性花崗巖，鉀質火成巖；要應用多種圖解綜合判斷；不能用單個樣品，而應作多個樣品分析；要注意所選擇判別圖解的特別說明等。
  12. The lower paleozoic strata in the south kunlun massif are kulafuhe group of cambbrian - ordovician. they consists of metamorphic detrital rocks, limestone, magnetite - bearing basalt, quartzite ( meta - silicalite ), which suggests that they might form at active continent margin. the geochemical characteristics of volcanic and detrital rocks do indicate that they might form at an active marginal environment such as island arc etc. associated with the qimanyuter ophiolite suit, there are lots of early paleozoic granitic plutons

    在昆南地塊上的早古生代地層為寒武?奧陶系庫拉甫河巖群，由變碎屑巖、灰巖、含磁鐵礦玄武巖、石英巖（變硅質巖）等組成，顯示其比昆北地塊有較大的活動性，火山巖和碎屑巖的巖石地球化學特徵也反映為島弧及活動邊緣環境。
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