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难选

难选

难选

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。

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）。

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。

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。

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。

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；

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。

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。

11

Obviously, the ultrafine grained titanium iron ore is difficult to choose titanium.

由此可见，该细粒级钛铁矿实属难选钛铁矿。

12

There commonly exist pyrite minerals in coal-bearing strata in one region , but it is difficult to separate.

某地区煤系地层中普遍产出硫铁矿，但非常难选。

13

At the same time, I really like Spencer's intelligence and her quick comebacks, so it's hard to decide !

但是同时呢，我也确实很欣赏 Spencer 的才智和思维敏捷，所以，真的很难选！

14

CD: It's hard for me to choose .

这个对我来说好难选啊。

15

The paper describes the nature of refractory iron ore of Dong'anshan Mine and the major test results .

本文论述了东鞍山难选铁矿石的难选原因及主要试验研究结果。

17

KR: I don't really know . There are a lot of nice corners , so it's hard to pick one.

胖子：我并不清楚，有太多有趣的弯角了，很难选一个。

18

It is difficult to concentrate for Arsenical gold Mineral .

含砷金矿属难选矿石。

19

We know little about British drama , so it is too difficult for us to choose the play .

我们对英国戏剧了解很少，因此我们很难选剧本。

20

However, more than 1, 000 tons are low-grade and hard to smelt .

然而其中 1000 多吨是低品位难选冶金矿。

21

这一部很难选。

22

i hate when you ask me what my favourate outfit is . it's so unfair to choose , like choosing a favourate child.

真不想被问到我最喜欢哪套衣服，要选哪套好像都不行，太难选了，就像要挑选一个最爱的孩子。

23

Study on existing state of hard-dressing mineral matter within coal and its comprehensive utilization

煤中难选矿物质赋存状态与综合利用研究

24

25

Explore Study of the Flotation of a Mixed Copper Ore in Yunnan

某难选氧硫混合型铜矿选矿探索研究

26

Study on Silver Extraction from the Refractory Silver Concentrate of a Certain Silver Mine, Guangxi

广西某难选冶银矿提银工艺研究

27

Mineral Processing and Metallurgical Treating of a Refractory Copper Ore in Sichuan

四川某地难选铜矿石选冶工艺试验研究

29

Experimental Study on the Mineral Processing of a Refractory Oxidized Iron Ore

某难选地表氧化铁矿的选矿试验研究

30

Calculation of calorific effect of bacterial oxidation reactions for refractory gold ores or gold concentrates containing sulphide

含硫化物的难选金矿石或金精矿细菌氧化反应热效应的计算

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