首先是需要全流量的强悍动力。一名正常成年人日常活动所需的泵血流量约为4.2～6.0L/min，人工心脏必须在极其微小的体积内，稳定输出最高达10L/min的巨大血流量。
.entities(["person", "organization", "location", "date"])
，这一点在谷歌浏览器下载中也有详细论述
If the received timestamp is greater than the local timestamp, the register overwrites its local value with the received value. It also stores the received timestamp and some sort of identifier unique to the peer that last wrote the value (the peer ID).
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