course selection of the public P.E course  管理系统

exploration course [= exploratory course]  试探科目

a broken reed  不可靠的人

Analysis on broken tooth  断齿分析

anti-broken gear  降碎装置

artificial fill with broken stones  块石填土

automatic broken-end piecing  自动断头接头机

axle-broken  断轴

badly broken  破损严重; 严重破损

Badly broken-down molar  大面积缺损; 磨牙大部缺损; 后牙残冠

badly-broken down molar  第1恒磨牙

bag broken  滤袋穿漏

bags broken  包破

bailer broken  断斗

bale broken  破包

bales broken  破包

Belt broken  断带

Belt-broken Protective Device  断带保护装置

BGB wall-broken yeast extract  BGB破壁酵母粉