矿物加工专业英语

短语

1.天然无机化合物 natural inorganic substance

2.化学组成 chemical composition

3.原子组成 atomic structure

4.有色金属矿物 nonferrous ore

5.有用矿物 valuable mineral

6.脉石矿物 gangue mineral

7.给矿品位 the feed grad

8.非金属矿物 non-metallic ore

9.沉积岩 sedimentary rock

10.二氧化碳 carbon dioxide

11.发电 generation of electricity

12.露天采矿 open pit mining

13.低灰分烟煤 low-sulfur bituminous coal

14.挥发份 volatile constituents

15.煤气化 coal gasification

16.直接液化 a direct liquefaction process

17.煤质分析 coal assay

18.煤的化学组成chemical properties of coal

19.相对密度 relative density

20.粒度分布 particle size distribution

21.自磨 autonomous grinding

22.燃烧实验 special combustion tests

23.灰分含量 ash content

24.高品级煤种 high-rank coal

25.矿石粒度 the size of the ore

26.有用矿物粒度 the grains of valuable minerals

27.细粒嵌布finely disseminated in the ore

28.低品位矿石 low grade ores

29.解离度 degree of liberation

30.光化学性质 optical properties

31.磁性 magnetic properties

32.导电性 electrical conductivity properties

33.连生颗粒 the particles of locked mineral

34.最佳磨矿细度 an optimum mesh of grind

35.破碎应力 breaking stresses

36.颗粒边界 grain boundaries

37.再磨 be regrinding0f

38.磨矿成本 grinding costs

39.粗粒脉石 the coarse gangue

40.单体颗粒 single free particles

选择

1.gold and piatinum (native or metallic form)

2.most of minerale (their composition)

3.tow minerals that(quite different physical properties)

4.granite is composed(different)

汉译英

1.矿石中有有用矿物与脉石矿物紧密共生 The useful minerals in the ore are intimately associated with the gangue minerals

2.破碎一般为干式作业，采用分段方法完成 Crushing is usually a dry proless and is performed in seuerd stages

3.在矿物晶体的晶格内，原子间键只在很短的距离内有效 In the crystalline latlice of minerals these inter-atomic bonds are effectine only over small distances

4.新生成的表面通常具有更高的化学活性 Newly formed surfaces are often more chemically active

5.在水存在的情况下，粉碎所需的能量减小The energy required for comminution is reduced in the presence of water

6.粉碎学说研究输入能量与某一特定给料粒度下形成的产品粒度的关系Comminution theory is concerned with the relationship between energy input and the product particle size made from a given feed size

7.在球磨机内，所输入的大部分能量用于产生热量 In a ball mill,the bulk of the energy being utilized in the production of heat

8.物料的单位体积表面积与颗粒的直径成反比The surface area of unit volume of material is inversely proportional to the diameter

9.也许测定矿石可磨度最广泛使用的参数是邦德功指数Probably the most widely used parameter to measure ore grindability is the Bond work index Wi

10.批次实验取得的数据与标准可磨度实验数据具有很好的可比性，并且具有这样的优势，即测定功指数所需要的时间大大减少The batch-type tests compared very favourably with the standard grindability test date,the advantage being that less time is required to determine in the work index

11.颚式破碎机是根据动鄂在枢轴上的悬挂方法分类的

12.大块原矿截面可以大到1.5m

13.由于给料不足和设备的机械问题，通常粗碎机设计的工作时间只有可利用时间的75%

14.双肘板颚式破碎机的动鄂摆动运动受到连杆垂直运动的影响

15.在破碎速度大于900t/h的矿山，总是选用旋回破碎机

英译汉

1.the abundance of metals in the ocean is related to some extent to the