主要的束带可以借由简单的扳动中央拨杆来束紧。
The main strap can be tightened with a pretty simple tug on the inside lever.
在混合搅龙的下部，配有一个拨杆，实现快速连续的卸料。
At the bottom of the mixer, a shifter level is equipped to realize rapid and continuous discharging.
本设计外观美观，避免了拨杆外露的缺陷，创意很新颖独特，又简洁实用。
The appearance is designed beautiful, avoiding the defect that the shifter lever is exposed; the design is novel and unique and the device is simple and pragmatic.
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