Soil parameter monitoring system is one of the basic research contents of the Digital Agriculture Platform, and it is also the basis of the following research of the Digital Agriculture Platform.
土壤参数监测系统的设计是数字农业平台的基本研究内容之一，也是数字农业平台后续研究的基础。
This paper presents mainly parameter selection characteristic of autopilot and effect to flight quality of aircraft, after a basic configuration of fixed gain control augmentation system is shown.
文中在给出了固定增益的控制增稳系统的基本组成之后，着重介绍自动驾驶仪的参数选择特点及其对飞机飞行品质的影响。
Basic parameter database of rod pumping system is built, the access to database by means of program is accomplished.
建立了有杆抽油系统基本参数数据库，并实现了对数据库的程序访问。
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