杆: shaft; rod; bar式: type; style踏杆式,杠杆式: lever system吊杆式: derrick type杆式泵: rocking arm pump; rod liner pump; rod-drawn pump; sucker rod pump; walking beam pump杆式秤: beam scale杆式的: rod type杆式链: rod link chain; rod-link chain杆式钻: rod bore杠杆式: leer type; lever type; lever-type架杆式: pole type开杆式: open-rod type联杆式: linkage type扭杆式: torsion bar type杆秤 杆式磅秤 杆式秤: beamscale不升杆式阀: non-rising stem valve; nonrising-stem valve槽杆式凹板: channel bar concave插入杆式泵: inserted rod pump叉杆式悬架: wishbone suspension撑杆式结构: brace rod system structure撑杆式跳跃: pole vault jump撑杆式屋顶: strutted roof单杠杆式: single lever type吊杆式对重: tie rod counterweight多连杆式: multilink; pasm