对加氢所得的1，4-丁二醇粗产品进行了连续精馏和PBT聚合试验，表明试验所得的1，4-丁二醇产品达到了聚合级要求。
The raw product from hydrogenation is continuously rectified. 1,4-Butanediol from continuous rectification is subject to PBT polymerization test, and is found to be up to the polymerization grade.
对加氢所得的1，4-丁二醇粗产品进行了连续精馏和PBT聚合试验，表明试验所得的1，4-丁二醇产品达到了聚合级要求。
The raw product from hydrogenation is continuously rectified. 1,4-Butanediol from continuous rectification is subject to PBT polymerization test, and is found to be up to the polymerization grade.
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