例句與造句

1. The ophiolite massifs are composed of mantle peridotite that is mainly harzburgite and dunite , and lacked of crust magmatite within the typical ophiolite suite
   摘要該蛇綠巖帶的巖體由地幔橄欖巖組成，主要巖石類型是方輝橄欖巖和純橄欖巖，缺少典型蛇綠巖剖面中的洋殼單元。
2. The complex electrical properties of dunite were measured over the frequency range from 0 . 1 - 106hz , at 1 - 3 gpa and 1282 - 1544k , and at the fo2 of mo - moo2 . complex plane plots show separate effects of grain interior and grain boundary conductivity
   對顆粒邊界的電導(dǎo)率研究表明，顆粒邊界的電導(dǎo)率高于顆粒內(nèi)部的電導(dǎo)率，總電導(dǎo)率則小于顆粒內(nèi)部和顆粒邊界的電導(dǎo)率，顆粒邊界并沒有增強(qiáng)總電導(dǎo)率。
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
   最后，綜合本區(qū)幔源礦物和地幔巖石的特征以及地球物理資料，得出如下結(jié)論：本區(qū)上地幔的物質(zhì)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、金云母二輝橄欖巖、榴輝巖；與中國東部以及華北地臺上地幔相比，研究區(qū)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征，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(zhì)歷史時(shí)期這里可能發(fā)生過地殼俯沖并產(chǎn)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(jié)果，可以推斷出巖石圈厚度可達(dá)204 . 9km ；綜合巖石圈物質(zhì)組成特征、巖石圈熱狀態(tài)、地幔溫壓狀態(tài)、氧逸度以及幔源巖石和幔源礦物的化學(xué)成分，認(rèn)為研究區(qū)具備了金剛石成礦地幔地質(zhì)條件。
4. Electrical conductivities of quartz , olivine , dunite , iherzolite , pyroxenite , and megaaugite were measured by virtue of the new system ; whereas , the electrical conductivity of gabbro was measured by means of the old one . an interesting outgrowth of the present study is the measurement of the complex impedance of a series of quartz plates with different orientations
   石英(人造水晶) 、橄欖石、純橄欖巖、輝石巖、二輝橄欖巖、巨晶輝石的電導(dǎo)率測量是在新的測量系統(tǒng)下獲得的，而輝長巖的電導(dǎo)率測量是基于lcr儀為測量儀器的測試系統(tǒng)下獲得的。
5. It's difficult to find dunite in a sentence. 用dunite造句挺難的