Prediction problem of trim-beam number in colored-textile manufacturing process scheduling is discussed.

分析了整经轴数预测在实际色织生产过程调度中所起的重要作用。

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But that launch too was less than perfect, with technicians during the final days before liftoff deciding to trim off four feet of rocket-motor nozzle extensions with metal shears to address an unexpected problem with cracking.

FORBES: The Case Against SpaceX, Part II