石環 的英文怎麼說
中文拼音 [dànhuán]
石環
英文
rock wreath-
Such complexes might have affinity for detrimental inorganic oxyanions such as arsenate, a common toxic contaminant in soils. the purpose of this study is to investigate the influence of environmental conditions on the adsorption of arsenate on fe - oxyhydroxide - monlmorillonte complexes, which is significant to agrology, geochemistry and environmental science
本研究即以南方的土壤環境條件為參考，模擬在ph = 5時的酸性氧化條件下，土壤中低聚合羥基鐵?蒙脫石復合體的形成、物化性特徵及其吸附砷酸根陰離子的行為。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：與堿性斑巖有關的銅金多金屬礦，包括與石英鈉長斑巖和石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。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，偏堿性環境、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，極易產生石漠化、土壤侵蝕與退化等一系列問題。In the course, the condition and the process of forming and changing of minerals, the typomorphic features of minerals, the characteristics of the distribution and the evolution of minerals and their paragenetic associations in the period and the space, the methods of mineral analyses and research, the geological thermometers and the geologicial barometers of minerals, mineral paragenetic associations and paragenesis analyses will be introduced, and the magnificent and the microscopic genetic characteristics of pyrite, quartz, garnet, pyroxene, amphibole, mica, feldspar, and other minerals will be dealt with particularly
本課程主要講述礦物及其共生組合的形成和變化的條件和過程，不同物理化學條件下礦物的成分、結構、形態、物性等標型特徵以及它們之間的內在聯系，礦物及其共生組合在時間上和空間上的分佈和演化規律，礦物成分、結構、形貌、物性等的分析測試方法，礦物地質溫度計和地質壓力計對其形成環境的表徵，不同體系（封閉體系、開放體系）條件下，礦物的穩定范圍和彼此替代順序的共生分析，重點介紹黃鐵礦、石英、石榴石、輝石、角閃石、雲母、長石等礦物（族）在成因上的宏觀標志和微觀信息，以及其成因信息在成巖作用和成礦作用中的地質意義。Nodular anhydrite and enterolithic and chicken-wire structures themselves do not signify the sabkha environment.
結構狀硬石膏、香腸狀和網眼狀構造本身並不表示薩勃哈環境。They advanced about thirty paces, and then stopped at a small esplanade surrounded with rocks, in which seats had been cut, not unlike sentry - boxes
他們約莫前進了三十步左右，便在一小堆巖石環繞的空地上停了下來，空地里的座位已準備好了，象哨兵的崗亭一樣。Nine bronze age burials were discovered. the grave goods can be grouped under three major categories : pottery, stone and bronze. there were altogether forty - nine grave goods including coarse or geometric pottery pots, glazed pottery stemcups ; various stone implements such as adzes, spearheads, rings, slotted rings and casting moulds ; bronze artifacts like dagger and knife etc.
赤角島上的青銅器時代遺存，主要在過路灣沙灘后的緩坡上出土，共發現九座青銅器時代墓葬，隨葬器物分陶器、石器、和青銅器三大類，共四十九件；包括夾砂陶罐、幾何印紋陶罐、釉陶豆、石錛、石矛、石環、石? 、石鑄范和青銅劍、銅蔑刀等。Diamond - ring at end of 1991 total solar eclipse
1991年日全食時，罕見的鉆石環Systematically tested, analyzed and sorted out geochemical data of intrusion - related nickel deposits in china, such as analysis of zonal structure of chrome spinels, micro - probe in situ analysis of single minerals incjude olivine and pyroxene by la - icp - ms, in which some of the research is the first time domestically
其中一些研究，如鉻尖晶石環帶的研究、橄欖石、輝石等單礦物的原位la ? icp ? ms分析等，在我國還是首次，為研究我國主要銅鎳硫化物礦床成巖成礦過程中元素的分異和演化提供了定量結果。Typically, the total eclipse lasts about two minutes. then, you see the diamond ring again and the total eclipse is over
一般來說，日全食過程約維持兩分鐘左右，接著鉆石環復現，日全食結束。The pillar is made up of 206 overlapping stone slabs, each of which represents a year between 1842 and 2047
紀念碑柱身由206個石環重疊而成，代表香港在1842年至2047年的年份。The only flamed ring on the pillar representing the year 1997 stresses the historic importance of the return of hong kong to china
柱身唯一嵌有光環的石環，是代表1997年的年份，突顯香港在這一年回歸祖國的重大歷史意義。The well - developed rimmed textures indicate that the dolostones in the study area resulted from the diagenetic replacement of limestones by mixed meteoric - marine pore fluids
廣泛發育的白雲石環邊結構等淡水成因標志表明，該區白雲巖是通過大氣水海水孔隙混合流體交代灰巖所形成的。Blackstone consists of three large pieces and some fragments, surrounded by a stone ring and held together with a silver band.
黑石由三大塊和若干小塊組成，周圍環以銀框和石環。Roughout of stone ring
石環毛胚It was rebuilt in stone in about 2500 bc, and this is the inner ring of smaller stones seen today
約在西元前兩千五百年時被以石塊重建，也就是今日所見的內圈較小石環。Huan activities began 3, 000 year ago in xinping. the stone circle unearthed in mosha is what left from the new stone age
新平早在3000年前就有人類活動，在漠沙出土的石環屬于新石器時代的遺物。For the six circular slabs denoting the years 1842, 1860, 1898, 1982, 1984 and 1990, light colour granite is used
其中代表1842年、 1860年、 1898年、 1982年、 1984年和1990年等6個年份的石環，採用較淺色的石料。Speaking from its outline, shallow and deep color existing alternately is the direct reason why the bands emerged, while the periodical change of the total fe content in the sapphire is the foundmental reason ; in the same band of the same sapphire, the total fe content is nearly the same, so in this sense any spot can respresent the whole band in which the spot lies ; in one sapphire, the deep - color band must contain the higher fe than the shallow one ; the sapphire which exists bands must have a black or a dark blue core, where the fe content is usually higher than other bands. 2
研究表明，山東昌樂的藍寶石普遍發育環帶，從外觀上講，藍寶石中深淺色度的交替出現是出現環帶的直接原因，而總fe含量的近周期性變化是形成藍寶石環帶的根本原因；同一藍寶石的同一環帶，其總fe的含量幾乎相同，所以該環帶上的任何一個成分點都可以代表整條環帶的成分；同一藍寶石的不同環帶，顏色越深，含fe越高，顏色越淺，含fe則越低；凡出現環帶的藍寶石，其核部總是深黑色或者藍黑色，而其含鐵量一般都比其它部位高。" it ' s a fog - bell on a rock - bound coast !
「那是巖石環繞的海岸上的霧鈴！ 」分享友人