保温材料是一种固体基质联结的封闭口孔网状结构材料。
Composite silicate insulation material is a kind of solid substrate connection closed mouth hole mesh structure material.
复合硅酸盐保温材料是一种固体基质联结的封闭口孔网状结构材料。
Composite silicate insulation material is a kind of solid matrix, which is a kind of closed hole network structure.
介绍了在角钢轧制中，开口切分孔型的优点和构成，并对开口及闭口切分孔进行了受力分析比较。
The advantage and forming of open slitting pass used in Angle steel rolling have been introduced.
介绍了在角钢轧制中，开口切分孔型的优点和构成，并对开口及闭口切分孔进行了受力分析比较。
The advantage and forming of open slitting pass used in Angle steel rolling have been introduced.
应用推荐