“leaching”可以造什么句，leaching造句

Meteoric water leaching-percolation REE model.

The study results show that using the gold extraction technology can improve leaching environment, increase gold leaching rate, decrease cyanide consumption, and shorten cyaniding leaching time.

The cyanide leaching rate of gold can reach 98%.

Superficial oxidation leaching enrichment and preservation are important factors.

Leaching process is a chemical reaction process, mineral particle size and concentration also have great impact on the leaching rate.

The mechanism of ore-leaching is introduced, and the acid consumption and shock-flask leaching of oxide-sulphide copper ores are taken in the paper.

The leaching characteristics of nitrogen and phosphorus fertilizers and their effects on ground water quality were investigated through soil column nitrogen and phosphorus leaching experiments.

The process principles and experimental results of oxidative pressure leaching process are also introduced. The pressure leaching process shows many advantages over other processes. It has...

The mechanical strength of calcined briquet can meet the needs of percolation leaching operation.

The tests of laboratory and plant indicate that it is efficient to replace inspissationwith second leaching.

The effect of temperature, time, quantigy of slaked lime and soda ash on leaching behavior of kalium when Yichun lithia mica is handled by hydrometallurgy in the autoclaving leaching is studied.

The feasibility and necessity of using in-situ leaching after explosion in Huangfengling open pit was explored.

A leaching experiment of soil column was conducted to study the movement of Quinclorac and BAS514H, metabolism of Quinclorac.

Lead found in these materials is subject to very little leaching over the life of an appliance or crown.

Result : The results indicated that S. tenuifolia showed resistance to heavy metal polluting, but the high rate of waste batteries leaching had the inhibiting effect to seedlings growth.

The experimental results of column leaching of gold from As bearing refractory gold ore in Luerba by bacterial oxidation are described.

Based on the phase space reconstruction, the leaching period has been predicted by means of the residual modification grey model, which provides a new research method and theory to solution mining.

Oxide manganese deposits in east-northern Guizhou are of exotic weathering deposits, further may be subdivided into two kinds of the eluvial ore deposit and the leaching-accretion deposit by genesis.

High-level cottonseed oil, gossypol-free cottonseed meal and methanol phase abundant in free gossypol (FG) could be obtained by the leaching process with a two-liquid phase solvent (TPS) system.

Therefore, using microwave or ultrasonic treatment could obviously reduce the leaching time and improve leaching efficiency.

The experiments on static vibration leaching and dynamic column leaching of low-sulfur coal gangue are carried out.

The technological processes of raw ore direct acid-leaching, raw ore salt roasting-water leching or acid leaching and raw ore salt roasting-acid pelletizing curing-acid leaching, etc.

In recent years, research and application of microbial leaching are under suitable development in our country. Microbial leaching technology has succeeded in application in Jiangxi Dexing Copper Mine.

A new technology of leaching gold out of printed circuit board was studied in this paper.

The effect of preparation conditions of the captioned process on the leaching rete and properties of the product is discussed.

Using the process:water leaching, zinc oxide, causticize, carbonate, solvent extract, stripping to recycle molybdenum and to regenerate alkali.

A process mineralogical study was thus made and it was founded that it is mainly realgar and orpiment that affect the gold leaching.

The research results indicate that this technology has some advantages of low cost ,high immersion speed, high leaching ratio and low environmental pollution, this technology is a new way of hydrometallurgical treating refractory gold ores of Jiangxi.

It includes acid leaching, alkaline leaching, amine leaching and electric potential control of chlorination leaching process and its advantages and disadvantages.

According to the technological conditions of leaching manganese, leaching rate of manganese can be more than 96%.

The extracting iron from pyrite cinder by reductive roasting and sulfuric acid leaching was investigated.

The puffed rice bran contains about 13 ~ 15% water, and the best moisture for leaching process is 7-9%, therefore, there must be effective drying means to achieve the best leaching moisture.

A new technique of processing waste from manufacturing Ni-Cd batteries by sulphuric acid-curing and leaching in three-phase fluidized reactox has been proposed.

Compared with conventional percolation leaching process, the leaching rate is improved by 3%, leaching time is shorted by 26%, and acid consumption is saved by 34%.

Uneven distribution of drill lixiviant for stope leaching was solved by adopting micro-irrigation technology.

Finally, we measure how much the clinker solidify heavy metal ions and leaching toxicity of heavy metal ions when it hydrates, and evaluate the environmental impact of fly ash product.

The human health risk of heavy metal in fly ash and dregs by drinking water was studied through solid waste leaching experiments.

In addition, preferential elution was observed among the main ions, and the leaching degree varied significantly for different ions at different leaching stages.