具有孔径小、气流分布均匀，传氧效率高、耐腐蚀、刚性强，成本低、寿命长等优点。
It has advantages of pore size, air-distribution uniformity, high oxygen-transfer efficiency, anti-corrosion, high rigidity, low cost, and long service life etc.
具有孔径小、气流分布均匀，传氧效率高、耐腐蚀、刚性强，成本低、寿命长等优点。
It has advantages of pore size, air-distribution uniformity, high oxygen-transfer efficiency, anti-corrosion, high rigidity, low cost, and long service life etc.
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