操纵杆: controller; operating lever; ...的: 4次方是 The fourth power of 2 i ...中间: among; between位置: seat; place; location; site中点;中间位置: mid-position中间位置: centre position; crossover position; in-between position; intermediate position; medial position; mid way; mid-position; middle position; no flow position; no-flow position; utral position置于中间位置: centering; centralization; centralize固定在中间位置: center lock中间位置串通的阀: tandem-center valve中间位置封闭的阀: closed center valve中间位置控制系统: proportioning control system; proportioningcontrolsystem中间位: interposition; sandwich digit中间位置封闭的阀(方向阀): closed center valve中间位置旁通的换向阀: centre bypa valve; centre bypass valve操纵杆: controller; operating lever; control rod; control stick; control handle; operating handle; control lever; joystick; gear lever; changeover lever; drop arm; operating rod; setting lever; steering handle; striking lever; wind arm, working lever空间位置: locus; space position; spatial position时间位置: temporal position时间位置码: time and location code按动操纵杆: thumb operated control stick; thumb-operated control stick按住操纵杆: keep a tight grip on the control lever checkrefer to备用操纵杆: alternate command post泵操纵杆: pump lever变距操纵杆: pitch-change control rod操纵杆,控制器: governor操纵杆按钮: schalthebelknopf gear shift knob