There is limit block on the valve disc to ensure the open-close position , which is controlled by the stroke switch.
阀门的启闭位置由行程开关控制,且阀板上设有限位挡块以保证阀板的启闭位置。
A limit latch is placed inside the upper part of the lock body, and a hanger column corresponding to the limit latch is placed on one side of the rotary disc of the rotary claw.
在所述的锁体上部内设有限位挂钩,在转动卡爪的转盘一侧设有与限位挂钩对应的挂柱;
Tillage location test and its cooperative test in the wheat-maize double cropping field showed that the best time limit for applying disc plough was one or two years.
在小麦、玉米一年两熟制农田上,进行耕法定位及配合试验,试验表明,耙茬少耕的有效年限为1 ~2年。
Owing to the movable disc and the locking device, the paper roll shaft with the position limit device can be adjusted according to the width of the paper roll, thus being extremely convenient;
由于本发明的带有限位装置的纸卷轴通过设置移动式圆盘和锁紧 装置,能根据纸卷的宽度调节,非常方便;
Owing to the movable disc and the locking device, the paper roll shaft with the position limit device can be adjusted according to the width of the paper roll, thus being extremely convenient;
由于本发明的带有限位装置的纸卷轴通过设置移动式圆盘和锁紧 装置,能根据纸卷的宽度调节,非常方便;
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