electrolessadj.无电的electropref.电的；电子的；电解的=electr-.electrochemical deposition电化学沉积,电化学淀积electrocatalytic synthesis电催化合成electrochemistry mechanism电化学机理electroconductive coatings导电涂料electromagnetic brake type电磁制动式electromagnetic viscometer电磁粘度计electroradio-immunoassay电放射免疫测定electromagnetism pollution电磁污染electrocaloric coefficient电热系数electro chemical machining刷镀