Hollow gravity dam with an arch in the hollow  空腹设拱坝

hollow with an arch in the hollow  空腹设拱坝

hollow village transformation  稳定性 ClO2

(DHS)Hollow reamer  (DHS)空心扩孔器; 即─

0(#) hollow capsule  异常的; 0(#)空心胶囊

220kV porcelain hollow insulator body  220kV空心瓷绝缘子; 生灭过程

3D crimp hollow polyester fiber  三维卷曲中空涤纶

3D hollow sandwich composites  三维中空夹层复合材料

3-D integrated hollow sandwich composite  三维整体中空复合材料

a hollow-jet valve  射流放水阀

acetate hollow filament  醋酯中空长丝

ACTIVATED CARBON HOLLOW FIBER  活性中空炭纤维

activated hollow carbon fiber  中空碳纤维

Aeroconcrete Minitype Hollow Block  砼空心砌块

Alumina hollow ball  氧化铝空心球

Alumina Hollow Fiber  氧化铝中空纤维

Alumina hollow sphere  氧化铝空心球

aluminum alloy frame strips for hollow glass  铝玻璃隔条

antibacterial hollow polyester fiber  抗菌中空涤纶

anti-bacterial hollow polyester fiber  抗菌中空涤纶纤维