back-lining paper 书籍衬里纸 ; 册本衬里纸
padded back lining 黑背印花里子布
half back lining 后身半衬里
Back-lining 书脊粘衬 ; 大中华印刷网
back-lining and head banding machine 书脊粘纱布顶带机
back- lining paper 书籍衬里纸
back-lining machine 书脊粘衬机
no back lining 前夹后单
Petrochemical, metallurgy, ceramic, glass profession kiln stove back lining heat preservation;
石化、冶金、陶瓷、玻璃行业的窑炉背衬保温;
Behind the main high and steep, hillside slowly stretch, and the back lining body (mountains) break even.
主峰挺拔险峻、后面山坡缓缓延伸,与后座衬体(远山)形断意连。
Adding a back lining at one side of the porous metal material is an effective and workable way to improve its sound absorption properties.
而在多孔金属材料一侧添加背衬是一种提高吸声性能的有效可行的方法。
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