在计划评审技术中，关键线路在所有线路中作业时间最短。()
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Judge the similar meaning of the couple sentences.
Once you choose a career you should be stuck in it forever.
If you are unsatisfied with your career for any reason, you can always change it.
中国乃至世界上第一条高速磁悬浮铁路商业运行线是2001年3月1日开工建设的上海磁悬浮列车示范线。()
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