螺杆启闭机的应用越来越广泛，我 的螺杆启闭机到底有哪些优越性能呢？

The application of screw opening and closing machine is more and more widely, what are the superior performance of my screw opening and closing machine?
螺杆启闭机的应用越来越广泛，我 的螺杆启闭机到底有哪些优越性能呢？

It is suitable for farmland irrigation and small flood control and drainage projects.
适用于农田灌溉和小型防洪排涝工程。

The hoist is fully enclosed, suitable for open-air installation.
启闭机为全封闭型，适于露天安装。

With self-locking function, can stay in any position.
具有自锁功能，可停留在任何位置。

Equipped with magnetic lock and special wrench, with anti-theft water function.
配有磁力锁和专用扳手，具有防盗水的功能 。

The body can be cast in cement, with anti-theft machine function.
机身可浇注在水泥中，具有防盗机功能。