The utility model has reasonable and simple structure; water consumption can be controlled in use as long as the turning direction of the handvalve is changed.
本座便器节水水箱结构简单合理，操作时只要改变手阀的扳动方向便可控制用水量。
2
He quickly shut the valve, but one of his hand was hurt by a spine carelessly.
他快速地关闭了阀门，但他的一只手不小心被一个尖锐突起物划伤了。
3
Valves with this option have a hand wheel mounted on top of the actuator for manual valve operation.