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- polymetallic nodule province 多金属结核合同区
- Its development will be possible to bring about an important change in oceanic polymetallic nodule metallurgy. 该技术将成为大洋多金属结核处理的一种理想强化冶金技术;
- Ocean polymetallic nodule is a vast metallic resource of deep sea bed and belongs all over the world. 大洋多金属结核是蕴藏在深海床的巨大金属资源,属于全人类。
- This paper is of important literature value and practical importance to the ocean polymetallic nodule mining in China's mine area. 文章对中国大洋多金属结核矿产资源的开发，有着重要的文献价值和实用意义。
- In some foreign countries, it is more than 20 years since the study on technology for deepsea polymetallic nodule mining has been conducted, and many results have been achieved in this field. 国外在深海多金属结核开采技术研究这一领域中开展研究工作历时20余年,取得了许多成果。
- Polymetallic Nodule Deposit Database 多金属结核矿床数据库
- This paper focuses on experimental investigation on theresidue of ocean polymetallic nodules and cobalt-rich crusts used as cementreplacement and cement admixture. 重点开展了大洋多金属结核氨浸渣和富钴结壳酸浸渣作为混凝土掺合料及水泥混合材的实验研究。
- AN APPROACH TO EXPLORATION METHOD OF OCEAN POLYMETALLIC NODULE ABUNDANCE 大洋多金属结核丰度探测方法探讨
- Keywords Polymetallic nodule;Co-rich crust;Hydrothermal sulfide;DSDP;ODP.; 多金属结核;富钴结壳;热液硫化物;大洋钻探;
- Keywords Ocean polymetallic nodule;Ammoniacal leach liquor;Solvent extraction; 大洋多金属结核;氨浸液;溶剂萃取;
- Keywords Polymetallic nodule;Miner;Collector;Crawler;Deep-sea mining; 多金属结核;集矿机构;履带底盘;深海采矿;
- According to the differences in reducibility of major elements in ocean polymetallic nodules, selective reduction smelting of the nodules is conducted in a DC arc furnace using carbon as reductant, obtaining acceptable Mn enriched slag and smelted alloy. 根据大洋多金属结核中各主要元素的还原性差异，用碳作还原剂，在直流电弧炉中选择性还原熔炼大洋多金属结核，获得了合格的富锰渣产品和熔炼合金。
- Among them, one hiatus is at the depth of 325 cm, where buried polymetallic nodules about 10 millimeters thick are found. It is occurred from Middle Miocene to Late Pliocene. In C|C (Clarrion and Clipperton )zone, this hiatus is extensively presented. 该柱中存在 4 个沉积间断， 其中在 325 cm附近层位有一厚约 10 cm 的多金属结核层，此界面为中中新世至晚上新世的沉积间断，它在 C C区内普遍存在， 持续时间长， 分布范围广。
- Experiments and monographic study of metallurgical engineering of ocean polymetallic nodules (Hydrochloric acid leaching process), Changsha research institute of mining and metallurgy, 1994.5. 中国大洋矿产资源研究开发协会培训教材，大洋多金属结核冶金工程，冶金工业部长沙矿冶研究院，1994年5月。
- Riots are of frequent occurrence in this province. 这省经常发生骚乱。
- Investigation and Identify of Cultured Bacteria at a Deep-sea Station of the East Pacific Nodule Province 东太平洋结核区细菌调查及鉴定
- I was born in a small village in Hebei Province. 我出生在河北省的一个小村庄。
- The play is set in Jiangxi province. 这戏中的故事发生在江西。
- Such a snowfall is few and for between in our province. 这样大的雪在我们省里是少有的。
- Medieval painting is not his province. 中世纪的绘画不属於他的研究范围。
