supporting surface短语⁹⁶⁶⁷⁷⁺⁶ 基本例句 支承面,支持面 The main advantages of single-layer brazing diamond tools are strong adhesion of the diamond grains to the supporting surface, high protrusion of diamond grains and orderly setting. 由于金刚石颗粒被强力焊接及其出刃突出，并可有序排布决定了钎焊单层金刚石工具具有磨削效率高、工具寿命长的基本特点。 cnki