upper oil hole 上润滑油孔
bearing oil hole 轴承油孔; 轴承机油孔
bearing oil hole centerline 轴承机油孔中心线
front camshaft bearing oil hole 前凸轮轴轴承润滑油孔
bearing upper half 轴承上半部
bush for front bearing upper half 前轴承上半部轴衬
bush for rear bearing upper half 扬声器品质因数Q(TS); 后轴承上半部轴衬
column housing upper bearing 立柱体上轴承
distributor upper bearing 配电器上轴承
hitch upper bearing 悬挂装置上支承
intermediate mast upper bearing 中间支柱上轴承
mast adjustment upper bearing 提升主架调整上部轴承
pitman arm upper bearing 转向垂臂上轴承
radial bearing upper drive sub 上部径向轴承传动接头
rod bearing upper half 连杆轴承上半部
stationary mast upper bearing 静止的支架上轴承
Upper Bearing 上轴瓦; 上轴承; 上部轴承
upper bearing box arch bridge 上承式箱型拱桥
6th oil-bearing member of Yanchang Formation 长6油层组