难选

例句

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1.
This above feature makes the valuable single mineral difficult to liberate and easy to be mud, so this ore is very hard to separate.
矿石的上述特性造成有用矿物难以单体解离并易于泥化，因而使矿石难选。
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2.
Imagine the path from your cubicle to the coffee machine or to your boss's office (it shouldn't be hard to choose).
想象从你的隔间到咖啡机，或者到你老板的办公室（这不难选吧）。
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3.
The invention relates to the method of the low temperature sulfuration translating the bad choosing complex oxidation lead zinc mine.
本发明涉及一种低温硫化转化难选复杂氧化铅锌矿的方法。
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4.
Sure. Let me have a look. Well, it's really difficult to choose one.
好啊，我看看，嗯，真挺难选的。
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5.
Oolitic hematite is considered as one of the most refractory iron ore type.
鲕状赤铁矿石是目前国内外公认的最难选的铁矿石类型之一。
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6.
After determined by process mineralogy, Heicigou gold ore is defined as a refractory finely gold ore containing arsenic and sulphur.
黑刺沟金矿石经岩矿鉴定及工艺矿物学研究，确定为典型的含砷、含硫微细粒难选冶金矿石。
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7.
Breast products so much, it seems that really so hard choice, oh.
丰胸产品这么多，似乎真的好难选哦。
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8.
High level of harmful talcum and fine grain of molybdenite and magnetite are the main reasons of being difficult to separate.
有害矿物滑石含量高、辉钼矿和磁铁矿粒度细是矿石难选的主要原因；
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9.
For difficult separation coal, flotation yield had also increased, but the ash increased, selective reduced.
对于难选煤产率虽有增加，但精煤灰分增加，选择性降低。
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10.
On the process of treating all kinds and complicated properties of refractory copper oxide, people had accumulated abundant experiences.
在处理类型繁多、性质复杂的难选氧化铜矿过程中，人们已积累了丰富的经验。
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