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manganese nodules mining
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manganese nodules mining
Encyclopedia
理学
海底采矿技术
释
manganese nodules mining
锰结核开采
对由铁或锰的氢氧化物以一个核心凝固而产生的海底岩石凝固物进行挖掘的过程。又称多金属结核开采。
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owner of cargo
owner of copyright
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ownership of advertising
ownership of forest resources
ownership of means of production in socialist society
ownership of natural resources
ownership of sports event
ownership of trustees
ownership stamp
ownership structure
ownership survey
ownership verification and demarcation of water conservancy project
own-rooted seedling
O. W. Richardson
O. W. Richardson, 1879—1959
OWSpace
O Wudaghon
Ox
oxacephems
oxacide
oxacyclobutane
oxacyclobutane; oxetane
oxacyclobutanone
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