A parallelogram linkage mechanism composed of L-shaped lower swing arm, upper arm and bushing support frame ensures travel stability of the forklift.
当L形下摆臂、上摆臂、套筒支架和车架组成平行四杆机构时，双摆臂联动悬架能够保证车辆在行驶过程中具有较高的行驶稳定性。
The long arm of chromosome 17 has previously been associated with prostate cancer in family-based linkage studies, the authors explain, but no susceptibility variants have been reported before now.
作者说，17号染色体的长臂以前在家族相关性研究中（被认为）与前列腺癌有关，但是以前没有报道易感变异。
The moving theory of four bar linkage is often used to analyze the triangular arm unloading mechanism of dump truck.
重型自卸汽车设计中经常选用三角臂组合式倾卸机构，应用的是铰链四连杆机械运动工作原理。
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