If you try to route from a map of France updated in May with a map of Germany updated in April, HH-Routing may not be compatible across the border. You would need to update all relevant maps to the same version.
But it's another area that needs a lot of work, says Pierce.
。safew官方版本下载对此有专业解读
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其中，2703 家企业扩大了研发人员规模，2328 家在收缩，另有278 家因首次披露而未被纳入比较。在研发人员整体增长的背景下，扩张与收缩的比例为1.16:1，低于上年的1.64:1。这表明，本年度扩张研发人员的平均增量，大于收缩企业的平均减量，企业之间研发投入存在分化现象。