选煤科技名词
选煤科技名词：第3页
筛下物
screen underflow
自然级
size fraction of raw coal
破碎级
size fraction of crushed coal
破碎
breaking;crushing
准备破碎
auxiliary breaking;pre-liminary breaking
最终破碎
finished breaking;fin-ished crushing
破碎比
reduction ratio
破碎效率
crushing efficiency
超粒
oversize
过粉碎
over crushing;over breaking
磨碎
grinding;pulverizing
解离
liberation of intergrown constituent
可碎性
crushability
可磨性
grindability
选择性破碎
selective crushing
重力选煤
gravity concentration;gravity separation
跳汰选煤
jigging
重介质选煤
dense-medium separa-tion
流槽选煤
coal laundering;trough washing
斜槽选煤
inclined-trough washing
摇床选煤
table cleaning
风力选煤
pneumatic cleaning
离心选煤
centrifugal cleaning
磁选
magnetic separation
摩擦选煤
friction cleaning
手选
hand cleaning ;hand picking
主选
primary cleaning
再选
recleaning;rewashing
回选
recirculation cleaning
浮游选煤
coal flotation
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选煤 的上级学科
煤炭科学技术
煤炭加工利用