短语词组短语sputtering ion pump sip 溅射离子泵Sputtering ion pump -Testing methods 溅射离子泵miniature sputtering ion pump 微型溅射离子泵sputtering -ion pump 溅射离子泵Ordinary two -electrode sputtering ion pump 普通二极型溅射离子泵 返回 ion sputtering pump