双语例句
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The sieve plate and sieve-pore completely formed lately.
筛板和筛孔的分化较晚发生完全。
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The polyurethane sieve plate used in coal mines is one of these products.
矿用聚氨酯筛板就是其中之一。
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It is proved that the property of jam preventing of holes is excellent and the service life is 2 ~ 4 times over sieve plate used originally.
经实际生产使用证明，该种筛板防堵性能良好，使用寿命与现有筛板相比可提高2 ~ 4倍。
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