以下为句子列表：
英文: 2X Series Rotary Vacuum Pumps is a basic equip-ment used for pumping air from sealedvessels to attain vacuum condition.
中文: 2X系列旋片式真空泵是用来对密封容器抽除气体而获得真空的基本设备。
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英文: A complaint service lets villagers report local problems, such as malfunctioning hand pumps or teachers failing to show up at schools.
中文: 该网路还提供投诉服务，让村民提报地方上的问题，好比抽水帮浦故障，或是教师没来学校上课。
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英文: About 200 gas sellers in rural Vermont own pumps too old to compute the higher prices, causing some to shut their pumps when prices spiked above $3 after the devastation of Hurricane Katrina.
中文: 在飓风卡崔娜重创美国、导致油价上涨到每加仑三美元以上后，佛蒙特州乡间约有两百名加油业者因为加油机太过老旧，无法计算更高的油价，只好关门大吉。
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英文: According to the rescue headquarters drainage responsible person of the group, as at 6 o'clock on the 31st, the mine accident drainage pumps around 12 the number of displacement, reached 6,190 cubic meters / hour.
中文: 据抢险救援指挥部排水组负责人介绍，截至31日6时，事故矿井周围排水水泵数量达12台，排水量达到6190立方米/小时。
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英文: Active programs include tissue engineering models for cardiac muscle, tri-leaflet valves, cell-based cardiac pumps and vascular grafts.
中文: 热点项目包括心肌组织的组织工程模型、三叶瓣、细胞型的心脏泵及血管移植物。
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