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- The first gas fractionation unit was set up in 1993 with main products propylene, propane and C4 fractionates, propylene tower is the main part. 中国石化济南分公司第一套气体分馏装置始建于1993年，设计加工能力为15万吨液化气／年，主要生产丙烯、丙烷和碳四馏分。
- After the revamping of the Guangzhou's ethylene plant, the existing problems in the propylene tower are analyzed, providing solutions and putting forward the directions of the next step. 对中国石化广州分公司乙烯装置改造后丙烯精馏系统运行中存在的问题进行分析,提出对策,并对实施情况进行说明,提出下一步工作方向。
- The bell tower is the emblem of this city. 这座钟楼是这个城市的象征。
- There is a sonorous bell in the tower. 塔里有一口洪亮的钟。
- The tower on the hill brooded above the village. 小山上的塔楼俯视着那个村庄。
- He saw the tower in relief against the sky. 他看到那塔耸立在空中，轮廓十分鲜明。
- The top of the castle tower has been shot off. 城堡塔楼的顶部已被炸掉了。
- The steam tug takes canal boats and barges in tow. 驳船后面拖着小艇和平底船。
- How does that tall tower stop up? 那座高塔是怎样竖着不倒的？
- The tower was visible from afar. 从远处就能望到那座塔。
- Have you seen the hill whereon a tower is standing? 你看到耸立着一座塔的那座小山了吗？
- The tower rises steeply from the flat ground. 那座塔陡峭地自平地耸起。
- Has the tower been topped off yet? 塔楼举行封顶仪式了吗？
- The tower stood amidst the ruins. 塔矗立在废墟中。
- He pointed to a tower on the distant horizon. 他指向远处地平线上的一座塔。
- Regardless of danger, he climbed the tower. 他不顾危险地爬上了高塔。
- He made a clay model of the Eiffel Tower. 他做了一个艾菲尔铁塔的黏土模型。
- She photographed the ancient tower. 她把古塔拍了下来。
- We climbed the winding stairs to the tower. 我们爬上通往塔楼的盘旋的楼梯。
- The television tower rears far into the sky. 电视塔直指穹苍。
