SEAT-SPRING LOWER的意思|示意

When the handwheel is rotated toward the open position the upper stem is moved away from the diaphragms allowing the spring to push the lower stem away from the seat.

当手轮象开启位置旋转时，上阀杆离开横膈膜，弹簧推动下阀杆离开阀座。

The lower stem is physically pulled away from the seat instead of being lifted away by the spring.

下阀杆是被从阀座上物理地推开，而不是被弹簧举起来。

A spring on the valve stem tends to hold the valve on its seat (closed). The lower end of the spring rests against the cylinder head.

气门杆上的弹簧使气门保持在气门座上(关闭状态)。弹簧的下端抵在气缸盖上。

The lower stem is encased in a spring which forces the stem away from the seat when the valve is opened.

当手轮象开启位置旋转时，上阀杆离开横膈膜，弹簧推动下阀杆离开阀座。

One plane of the rear-floor strengthening beam is a rear spring supporting seat surface, the rear spring is installed at the lower surface of the rear spring supporting seat surface;

所述后地板加强梁上的一平面为后弹簧支座面，后弹簧安装在后弹簧支 座面的下表面；