提高超声波测距仪测量精度的新举措 关键词：富钴结壳；微地形；水下声纳；单波束 [gap=1261]Key words: cobalt-rich crusts; micro-topography; underwater sonar; single-beam
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振动切削破碎钴结壳的试验研究 关键词：钴结壳；振动；剥离；破碎；螺旋滚筒 [gap=1137]Key words: cobalt-rich crusts; vibration; removing; breaking; spiral cutting roller
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To efficiently control the ore dilution is one of the key techniques to successfully exploit cobalt-rich crusts.
成功采集钴结壳的关键技术之一是有效控制下层岩石的贫化。
参考来源 - 深海钴结壳采集之微地形探测技术（浅水实验阶段）研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The cobalt-rich crusts in the research area can be divided into three types according to the shape: plate, gravel-like and nodule-like crust.
对于调查区内富钴结壳形态总体上可分为三种类型：板状、砾状和结核状结壳。
The age of cobalt-rich crusts from the Magellan Seamount in the western Pacific has been first approached by using the method of biostratigraphic dating.
本文为我国首次采用生物地层法探讨西太平洋麦哲伦海山区富钴结壳的生长年代。
The origin and formation environment of phosphates associated closely with cobalt-rich crusts dredged from Western and Central Pacific submarine guyots have been investigated.
笔者首次对太平洋与大洋富钴结壳密切相关的海山磷酸盐的成因及形成环境进行了比较深入的研究。
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