布莱尔将在今年5月3日地区选举之前或者当天宣布他离职的具体日期，除非有突发事件爆发，否则此事态将不可逆转。
Barring some extraordinary turn of events, Mr Blair will announce the date of his departure either just before or immediately after the local and regional elections on May 3rd.
这些题目己经成为我国公共危机爆发的潜伏诱因，一些突发事件极有可能引发地域性或全国性的公共危机。
These problems have become potential reasons for crisis broking out, a number of unexpected events may become a regional or national public crisis.
在突发事件爆发后，及时采取有效的应对机制和策略，使供应链能快速有效地恢复到正常运营状态。
Once disruptions break out, take timely and effective response mechanisms and strategies to make the supply chain quickly and efficiently returns to normal operating condition.
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