Lifting control valve is the control center of hydraulic lifting system of dumpers, which is classified into electromagnetic type, electro-hydraulic type, manual type and air-powered type, etc.
举升操纵阀是自卸汽车液压举升系统的控制中心，该操纵阀分为电磁式、电液式、手动式和气动式等几种。
Because Operational Software for Surface Meteorological Observation (OSSMO) can not manage automatically, quality control of this type data need to deal with manual work.
地面气象测报业务软件的新版本应当考虑这一问题，以提高数据处理的有效性，并可弥补自动气象站监控软件的不足。
You can choose many methods of control, such as manual button type, footrest type, numerical control type and computer system type.
有手动按钮式、脚踏板式、数控式或电脑系统式等多种控制方式可选择。
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