The mould manufacture scheduling based on due date is a problem of how to schedule operation processing sequence to minimize tardiness.

基于交货期的模具车间作业调度问题是解决不同类型工件的加工排序，使其误工最少。

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You should call and schedule a follow-up appointment within 2 weeks after your operation.

你应该在手术后两周内与医生联系安排术后随访。

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The Expo preparation was smooth and preparation works, such as constructions on Expo site and Expo operation preparation, were on schedule, Zhu said.

朱咏雷表示，上海世博会的各项筹办工作进展顺利，园区建设、运营准备等工作按既定的时间节点稳步推进。

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Others have pointed out the mistakes the Germans made regarding Barbarossa and their supplies and equipment, but had the operation kicked off on schedule (about a month and a half before it actually began), the Wehrmacht would have had a good chance of being in Moscow before the worst of the winter hit.

FORBES: What Were The Biggest Strategic Mistakes The Germans Made During World War II?

Cardiff Airport said a snow plough will be in operation but to check with the airport for any schedule changes.

BBC: Wales snow: 'Rare' red warning issued by Met Office

The first of two relief wells being drilled to permanently cap the well is seven days ahead of schedule, but officials said on Tuesday that it was still likely to be mid-August before the operation could be completed.

BBC: Gulf oil spill reaches Texas as tar balls wash ashore