1) material provenance
物质源区
2) provenance nature
物源区性质
3) source area and its origin of material
源区及其物质来源
4) Source characteristics
源区性质
1.
Geology and geochemistry of mafic dikes from three areas in Northwest Jiangxi Province are studied, and their diagenetic models and source characteristics are preliminarily discussed.
对赣西北三个地区基性岩脉的地质地球化学特征进行了研究,并初步讨论了基性脉岩的成岩方式和源区性质。
5) Source area
物源区
1.
The source area of the Ceshui Formation was located to the northeast,and the parent rocks were granites and metamorphic rocks.
通过对湖南省测水组碎屑岩成分与结构的研究，获得了有关测水组沉积时期古地理方面的有用信息，文中指出测水组物源区位于东北方向，母岩为花岗岩及变质岩，古气候温暖潮湿。
6) provenance
[英]['prɔvənəns] [美]['prɑvənəns]
物源区
1.
Analyses of REEs content and grain size of 306 surface sediment samples derived from the littoral area of the northeastern Shandong Peninsula were carried out to make a study of geochemical characteristics of REE and provenance of surface sediments in the study area.
研究区沉积物的稀土元素球粒陨石标准化和上陆壳标准化配分模式与黄河沉积物非常接近;基于若干稳定元素比值的计算对比,验证了研究区沉积物与黄河入海沉积物具有相同的物源区。
2.
The provenance analysis, as a kind of important method for the analysis on the sedimentary basin, is widely applied in deducing the sedimentary basin evolution.
物源区分析作为沉积盆地分析的一种重要方法,广泛应用于推理各种沉积盆地演化。
3.
The analysis of the clastic-rock provenance shows that the Fenghuoshan Group originated mainly from the Permian-.
碎屑岩的物源区分析表明 ,风火山群主要来自于南部的唐古拉造山带二叠—三叠纪地层 ,而雅西措群主要来自于南部的唐古拉、白日榨加和黑石山 -高山造山带 ,剥蚀深度加大至石炭—二叠纪地层 。
补充资料：内源性阿片样物质
内源性阿片样物质
endogenous opioids
即脑啡肽、内啡肽、强啡肽的总称。作用详见各条目解释。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条