The results show that ore particle size has an important impact on catalytic bioleaching of low-grade primary copper sulfide ore with activated carbon.
通过摇瓶试验,研究了矿石粒度对活性炭催化原生硫化铜矿石细菌氧化浸出的影响。
Effect of Ore Size on Bioleaching of Low-grade Chalcopyrite Ore With Activated Carbon
矿石粒度对活性炭催化低品位原生硫化铜矿石细菌氧化的影响
An Experimental Study on the Reducing the Size of the Mill Feed of V-Ti Magnetite Ore;
降低钒钛磁铁矿矿石入磨粒度的试验研究
Effects of Grain Size on Sintering Properties of High Iron Trihydrate Bauxite and Sinter Microstructure
粒度对高铁三水铝石型铝土矿烧结性能和烧结矿显微结构的影响
The equivalent dose comparison of different grain size quartz from lakeshore sediments in the arid region
干旱区湖滨沉积物中不同粒度石英矿物等效剂量对比
Gold extraction from ground whole-of-ore by agitated leach ranged from97% up to99% depending on grind size and cyanide concentration.
通过范围从97%99%搅动沥滤，地面所有矿石中的黄金提炼取决于磨矿粒度和氰化物浓度。
Any of several varieties of quartz or feldspar flecked with particles of mica, hematite, or other materials.
矿金石一种石英或长石中，外加云母、赤铁矿或其它物质的颗粒
formation-to-gravel size ratio
地层砂与砾石粒度比
gravel to sand size ratio
砾石-地层砂粒度比
GRANULATING HEAP LEACHING PRODUCTION TEST FOR MICROFINE GRAINED DISSEMINATED ARGILLACEOUS GOLD ORE
微细粒浸染型泥质金矿石制粒堆浸生产试验
Microscopically the ores are medium grained to amorphous.
显微镜下，矿石为中粒至非晶质。
Gypsum may crystallize on the surface of the phosphate rock particles.
石膏会在磷矿颗粒的表面上结晶。
Heap-leaching for Extracting of Gold from Clay Gold Ore
铁帽型金矿石制粒堆浸提金试验研究
Lumber, bricks,)wool, grain and ore, too!
砍伐木材,砖块,)羊毛，谷粒和矿石,也!
Gravity separation is achieved by utilizing the difference of density between the mineral particles and the gangue particles, and their different sinking speeds in water or some other medium.
重选是利用矿粒与脉石的比重差别及其在水中或其他介质中不同的沉降速度进行的。
Clastic rocks are composed of inpidual fragments of mineral or rock. The fragments may range in size from huge boulders to microscopic particles.
碎屑岩是由岩石和矿物碎屑的单体组合而成，这些碎屑物质的粒度可以是巨大的确石到微细的颗粒。
Limestone for chemical industry--Determination of size
GB/T15057.11-1994化工用石灰石粒度的测定
The texture or fineness of sand or stone used in grinding.
粒度，硬度用作磨料的砂或石的精细度
Iron ores (sinter and pellets)--Determination of bulk density
GB/T14202-1993铁矿石(烧结矿、球团矿)容积密度测定方法