他们赤着脚, 光着背,汗水不断地从脸上流下.He, aw - ah , oh . They are barefoot and naked to the waist.天气已经暖和,他赤着脚光着上身干活.It was already warm and he worked barefooted and stripped to the waist....
磁系可为径向交替式或轴向交替式.The magnetic system can be in radial alternation type or axial alternation type.特殊的径向游隙或轴向游隙要求,可按订货规定生产.Special radial play or shaft face clearance requirement could be made as specified in orders.大多数轴承都支...