短语词组短語sputtering ion pump sip 濺射離子泵Sputtering ion pump -Testing methods 濺射離子泵miniature sputtering ion pump 微型濺射離子泵sputtering -ion pump 濺射離子泵Ordinary two -electrode sputtering ion pump 普通二極型濺射離子泵 返回 ion sputtering pump