Accessibility is to evaluate logistics system function index, it is the main target of logistics system optimization, also be logistics service level with Hugh embodiment.
可得性是评价物流系统功用的指标，是物流系统优化的首要目的，也是物流效劳程度的具休表现。
2
And the Fog Index of the sample comments is lower than that of the blog texts, which indicates a relatively high readability and accessibility ofthe comments area to be read.