getter是什么意思？

getter的音标：getter的英式发音音标为：['getə]getter的美式发音音标为：['getə]...

Getter - ion pumps decrease chamber pressure by chemical reaction of residual gases with an evaporated metal.吸气离子泵通过剩余气体与蒸发的金属之间的化学反应减少了内腔的压力.Recent electronic means of pumping using low temperature sorption techniques a...