短語詞組短語lug support arm 叉耳支臂lug support with stiffening ring 剛性環(huán)耳式支座support lug 支耳;耳座;支承撐架vessel support lug 壓力容器支耳integral support lug 整躰支耳support lug for bolt 機(jī)頭支撐凸部thermal shield support lug 熱屏支承耳 返回 lug support