... 开发油田 developed field 开发矿石 developed ore 显影液 developer ...
基于12个网页-相关网页
... 开采；采矿 mine 开采矿 developed ore 矿；采矿 mine ...
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developed ore reserve 开拓矿量
developed ore reserves [矿业] 开拓矿量
·2,447,543篇论文数据，部分数据来源于NoteExpress
YZZ vibration flow aiding machine is a newly developed ore drawing device, which is devised on the basis of the theory of autogenuous synchronization and directional vibro excitation.
采用自同步定向激振理论设计，将重力自溜与振动出矿融为一体的YZZ型振动助流器，具有分节组合、大倾角、无侧板的结构特点。
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