一辆旅客列车。
方法：旅客列车现场实验；
目的了解旅客列车上发生食物中毒的原因。
Objective To find out the cause of food-poisoning on a passenger train .
并提出我国旅客列车提速中采用舒适度评定方法的建议。
Some suggestions about the comfort of the increased - speed train are given.
并提出我国旅客列车提速中采用舒适度评定方法的建议。
Some suggestions about the comfort of the increased - speed train are given.
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