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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。
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This is the intuition the new API tries to preserve: streams should feel like iteration, because that's what they are. The complexity of Web streams — readers, writers, controllers, locks, queuing strategies — obscures this fundamental simplicity. A better API should make the simple case simple and only add complexity where it's genuinely needed.
（二）非正常损失的在产品、产成品所耗用的购进货物（不包括固定资产）、加工修理修配服务和交通运输服务；