基本解释vt.预置同根派生 英汉例句PREPLACE 8 PCS JACKING SCREWS (DRAWING 6) AT THE CORRESPONDING POSITION ACCORDING TO “POURING EPOXY ASSEMBLY” DRAWING. 按“浇注环氧总装图”将八只艉管调整螺栓(图6)预先布置到相应位置处,螺栓头部应不伸入支撑套内部以免影响艉管放入;direct preplace powder 直接堆粉