研究结果表明，采用助浸提金工艺，可改善浸出环境，提高金的浸出率，降低氰化物用量，缩短氰化浸出时间。
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.
通过合理控制这些影响因素，可制备出工艺状态稳定、质量符合要求的预浸无纬布。
Good prepreg with stable processing and according with demands can be fabricated by controlling these factors reasonably.
通过进一步碱浸可提高钨粉的纯度。
The purity of tungsten is improved by leaching in NaOH solution.
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