contactorn.电流接触器;开关
contactn.接触;联系;熟人v.(与)联系;(与)接触adj.接触的
Contact-impact接触碰撞
contact to earth接地合闸,与地相接
contact response接触应答
contact bleeding接触渗移
contact positive接触晒印正片
contact manifold切触流形
contact ellipses接触椭圆
contact-clausen.接触子句
contact friction外摩擦,接触摩擦