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- marine iron manganese deposit 海洋铁锰矿床
- marshy iron manganese deposit 沼泽铁锰矿床
- Dongping mannganese deposit in Guangxi is a lateritic type manganese deposit. 广西东平锰矿是一种红土型锰矿床。
- Abstract: Calcium,iron,manganese and zinc in sample jujubes were directly determined by the flame atomic absorption spectrometry(FAAS). 摘要: 利用火焰原子吸收法直接测定枣中样品中的钙、铁、锰、锌的含量。
- During the formation of Gaoyan manganese deposit, biologic activity and organic matter played an important role, wh... 而在高燕锰矿的形成过程中,无论是矿质的初始富集阶段还是最终成矿,生物、有机质均起着极为重要的作用。
- Chengkou manganese deposit is of good prospecting potential, with stable occurrence, high grade, lower Fe content and higher LOI of ores. 城口锰矿具有较大的找矿前景,锰矿层产出稳定,锰含量高,铁含量低,烧失量大。
- Sedimentary, tectonics and manganese source was studied to determine the genesis of Heqin-type high grade manganese deposit. 摘要从沈积学、构造学和锰质来源三个方面研究了鹤庆锰矿。
- During the formation of Gaoyan manganese deposit , biologic activity and organic matter played an important role , whether the enrichment of ore was original or ultima. 而在高燕锰矿的形成过程中,无论是矿质的初始富集阶段还是最终成矿,生物、有机质均起着极为重要的作用。
- The manganese deposits occur in black shale-manganese carbonate microfacies. 锰矿主要产于盆地中心亚相的黑色页岩夹碳酸锰矿微相内。
- Characteristics of biomarkers were studied in Gaoyan manganese deposit, and the results show that n alkanes, isoprenoids, terpenes and steranes derived mainly from fungi and algae. 高燕锰矿生物标志物特征的研究表明无论正构烷烃、类异戊二烯烷烃、萜烷还是甾烷特征均反映该矿床生物母源为菌藻类生物。
- This paper described briefly the stoping work of remnant orebody in accumulative manganese deposits. 本文简介了堆积型锰矿床残矿体的回采工作。
- Keywords catchment area iron manganese superstandard; 水源地;铁;锰;超标;
- ON COMPREHENSIVE UTILIZATION OF MANGANESE DEPOSIT 论我国复合锰矿的综合利用
- Therefore, it is a marine sedimentary-metamorphic iron ore deposit. 铁矿床属海相沉积变质成因。
- manganese deposit stratigraphic systems 含锰岩系
- Motuoshala-type manganese deposit 莫托沙拉式锰矿床
- Marine plants grow on the sea bed. 海生植物长在海底。
- Napoleon conquered by the force of an iron will. 拿破仑攻无不克靠的是坚强的意志。
- It will take weeks to get all the wrinkle iron out. 解决这些难题得要几周时间。
- Water pollution imperils all kinds of marine life. 水质污染危及所有海洋生物。