The purification methods of phosphine include adsorption method, low temperature distillation method and membrane separation method etc.
总结了磷化氢的精制方法，主要有吸附法、低温精馏法和膜分离法等。
Membrane separation method is a new separation technique for mixed fluid materials.
膜分离法是一种新型混合流体分离技术。
Membrane separation method is a new separation technique for mixed fluid materials.
膜分离法是一种新型混合流体分离技术。
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