说明：  关于一个测试文档，主要是协议，关于惯导器件的一个，从网上下的，用16355测试，感觉还不错，就是有点漂，内容主要是关于IMU7200的一个装置的说明以及协议。
(On a test document, the agreement is mainly on an inertial device, from the Internet under, with 16,355 tests, feeling good, that is, a little drift, which is mainly a device on the IMU7200 a description of the agreement.)