1. Expeller seals combined with packing include expeller, pressure-relief cover, sleeve, packing water sealing ring and packing gland, etc. 付叶轮加填料组合式密封包括付叶轮、减压盖、轴套、填料水封环和填料压盖等。
2. according to the theory of mass transfer, synthesizing the advantage of both the gauze packing and corrugated sheet packing, a corrugated sheet-net packing was invented. 本文根据传质理论，综合了丝网填料与板波填料的优点，研制出一种“板网波纹填料”，这种填料由金属薄板经冲切拉伸成金属板网，然后压制成波纹填料。
3. According to the theory of mass transfer, synthesizing the advantage of both the gauze packing and corrugated sheet packing, a corrugated sheet-net packing was invented. 本文根据传质理论，综合了丝网填料与板波填料的优点，研制出一种“板网波纹填料”，这种填料由金属薄板经冲切拉伸成金属板网，然后压制成波纹填料。
4. Expeller seals combined with packing include expeller, pressure-relief cover, sleeve, packing water sealing ring and packing gland, etc. 付叶轮加填料组合式密封包括付叶轮、减压盖、轴套、填料水封环和填料压盖等。
5. Expeller seals combined with packing include expeller, pressure-relief cover, sleeve, packing water sealing ring and packing gland, etc. 付叶轮加填料组合式密封包括付叶轮、减压盖、轴套、填料水封环和填料压盖等。
网络释义
building material constructional material construction material material of construction 建筑材料;
building material constructional material construction material material of construction 建筑材料;
building material constructional material construction material material of construction 建筑材料;
packaging paper packing paper packing sheet wrapping paper 包装纸;
