A water-bearing portion of a petroleum reservoir with a water drive.
石油储集层的含水部分，具水驱能力。
The connection portion connects the first and second bearing portions at a position opposite the gap with respect to the rotational center axis.
和设置在第一支承部、第二支承部或连接部上并构造成与所述安装构件接合的接合部，其中所形成的间隙使所述旋转轴能够通过该间隙。
Each of the rollers (15) has a bearing portion of a rotary shaft 17 formed inside the gear portion (22) at the outer circumference of the drive gear (13).
各滚筒(15)的旋转轴(17)的轴承部形成于上述驱动齿轮(13)外周的齿部(22)的内侧。
The safety bearing capacity test shows that, the upper portion of the derrick is an area loaded heavily, and the measured stress on the derrick stand is linear to the hook load.
由井架安全承载试验结果可知：井架上段为受力较大部位；井架立柱测试应力与大钩作用载荷呈线性关系。
An exemplary bearing for a turbocharger includes one or more thrust pads where each thrust pad includes a portion of a conical well;
示例性轴承包括：一 个或多个推力垫，其中各推力垫包括一部分锥形井；
An exemplary bearing for a turbocharger includes one or more thrust pads where each thrust pad includes a portion of a conical well;
示例性轴承包括：一 个或多个推力垫，其中各推力垫包括一部分锥形井；
应用推荐