With the wide application of GPS locating, we need thoroughly research GPS positioning system, and do our best to make contribution to the positioning and navigation industry of our country.
目前，国内大多数GPS接收机都是在国外定位模块的基础上进行二次开发，但是随着GPS定位广泛的应用，要求我们全面透彻地研究GPS定位系统，为我国的定位导航应用作出贡献。
The super-wide speed adjusting range, the stably operational capacity, the high vacuum rate and temperature gradient, made the equipment possible to do much forefront scientific research work.
超宽的调速范围、稳定的运动性能以及高 的真空度和温度梯度使该设备能够完成许多前沿性的科学研究工作。
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