The steeringassembly is extremely simplistic and light weight, as it consist of a single handled tiller system mounted on a universal joint (U-joint).
督导大会是非常简单，重量轻，因为它的系统组成一个单一的处理分蘖安装在一个万向节（U型接头）。
2
The steeringassembly is the key tool of the downhole closed-loop drilling system, and its mechanics properties are the base of downhole closed-loop control.
作为井下闭环钻井系统核心部分的下部导向钻具组合的力学特性，则成为形成井下闭环控制的基础。
3
The chassis is an assembly of those systems that are the major operating part of a vehicle. The chassis includes the transmission, suspension, steering, and brake systems.