Purchase of Transit Mixer Truck and Services. Number: MJAM-WZZB-10008. Specifications: JC8. Quantity: 8 sets.

混凝土搅拌运输车采购与服务，编号MJAM - WZZB - 10008。其中：规格型号为JC8，数量6台。

Shanghai FL112SD tractor vehicle plant southwest 5320g FAW CA1280 cement mixer truck FAW CA1280 trucks with brakes.

上海FL 112sd牵引车西南车辆厂5320 G水泥搅拌车一汽CA1280载货车一汽CA1280载货车，带制动器。

The mixing assembly is the central part of the concrete mixer truck, which directly determines the entire cars performance.

搅拌总成作为混凝土搅拌运输车的核心部分，直接决定了整车性能。

Concrete mixing and unloading mainly depends on the two spiral mixing leafs, so the design of the helical mixing blades about mixer truck is particularly important.

混凝土的搅拌和卸料主要取决于搅拌筒中的两条螺旋叶片，因此螺旋叶片的设计对搅拌运输车就显得格外重要。

Making use of the points measured on the drum helical curve of concrete-mixer truck, the helical Angle formula of the helical curve is obtained by means of least square method.

利用测得的混凝土搅拌车拌桶螺旋线上的一组离散点，通过最小二乘法拟合出了求解拌桶螺旋线螺旋角的公式。