北京时间5日凌晨，苏超凯尔特人队宣布郑智的工作许可证获批，并与该俱乐部签约2年。
Scottish giants Celtic announced early Friday (Beijing time) that China's Zheng Zhi signed a 2-year deal with the soccer club after being granted a work permit.
未来油气价格的上涨可能会将原油和天然气储量的生产寿命延长至超逾有关采矿许可证的现有期限。
Future oil and gas price increases may extend the productive lives of crude oil and natural gas reservoirs beyond the current terms of the relevant production licenses.
目的：为了评价超选择性动脉内溶栓治疗急性缺血性脑卒中的适应证、疗效及安全性。
Purpose: To evaluate the indication, the efficacy and the safety of super selective intraarterialthrombolytic therapy of acute ischemic stroke.
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