polymetallic nodule

Meiofauna variation is one of the important deep-sea environmental assessable parameters in the deep-sea mineral resources prospecting activity of the polymetallic nodule area in the northeast Pacific.

在东北太平洋多金属结核区深海矿产资源勘探活动中，小型底栖动物的变化已被列为重要的深海环境影响评价参数之一。

Ocean polymetallic nodule is a vast metallic resource of deep sea bed and belongs allthe 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.

Air lift is one of the most prospective lift methods in deep sea polymetallic nodule mining.

气力提升是大洋锰结核开采的主要扬矿方法之一.

Air lift parameters of deep sea polymetallic nodule mining a study

锰结核开采的气力提升参数研究

The formation of the polymetallic nodule belt in the CCZ is attributed to the effect of resources of plate tectonics and seafloor spreading, and the reworking of the late-stage supergene geological processes.

东太平洋CC区多金属结核矿带的形成应归于海底板块扩张活动的一种资源效应和经后期表生地质作用改造的结果。