礦物世代 的英文怎麼說
中文拼音 [kuàngwùshìdài]
礦物世代
英文
generation of mineral-
Most of the energy sources used in our current technology are the fossil fuels that have been stored in the earth's crust for many centuries.
當代技術領域所使用的大部分能源是已經貯存在地殼內許多世紀的礦物燃料。Ultramafic rock fragments, which almost is altered to ophite, distributed in structural zone and displayed structural lens. so far, 9 fragments were discovered and mapped in nujinshan and bujing area ultramafic rock can be divided two kinds according to it ' s geochemical characteristics. one can be correlated with metaperidotite, which represented residual part that primary pyrolite underwent moderate partial melting, from some representative ophiolite melange in the world
按超鎂鐵巖類的地球化學特徵可將其劃分為兩類：一類具有較高而穩定的mgo 、較低的al _ 2o _ 3 、極低的cao ， m f值為8 . 0 ? 8 . 4 ，按標準礦物組合進行分類可定為方輝橄欖巖，且均為fa _ （ 100 ） 、 en _ （ 100 ）的鎂質端元組分；可與世界上一些典型的蛇綠巖套中變質橄欖巖進行對比，代表了原始地幔中等部分熔融作用后殘余物。Fusion is decades away from fruition, and even its proponents don ' t expect it to contribute to the world ' s need for alternatives to fossil fuel within the next 30 years
熱核聚變與其成果的實施相遙幾十年，即便其建議者也並不期望它在今後三十年內能夠對取代礦物燃料的世界需要做出什麼貢獻。The chemical components of the main minerals such as the garnet, clinopyroxene, orthopyroxene and plagioclase were analysed ; the temperatures and pressures of the mineral of different generations are computed with appropriate thermometers and barometers
對石榴石、單斜輝石、斜方輝石、斜長石等主要礦物的化學成分進行了分析。選取了合適的溫度計和壓力計，計算了不同世代礦物記錄的溫度和壓力。Since 1950s, changjiang water resources commission as well as other scientific research units have carried out engineering geological reconnaissance for large - scale cross structures and the whole route, meantime, researched special subjects, such as special soils ( expansive soil, loess ), the canal section in coal mining area, regional structure stability, sandy soil liquefaction etc
自20世紀50年代迄今，長江水利委員會及其它科研設計單位對中線工程全線及大型交叉建築物進行了工程地質勘察，同時對特殊類土（膨脹土、黃土） 、渠線過煤礦區、區域構造穩定性、砂土液化等專題進行了研究。分享友人