筛孔塔板 sieve tray
筛孔塔
Sieve tower
以上为机器翻译结果，长、整句建议使用 人工翻译 。
试验结果表明：浮阀筛孔复合塔板操作弹性小、气液处理量小；
The results show that valve-sieve compound trays have smaller turndown ratio and smaller capacity.
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复合塔板不设降液管，气液同时逆流穿过筛孔。
The compound tray has no down comer, gas and liquid counter flow through the holes of on the tray.
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