| 摘要 |
<p>The concrete spreading or spraying machine is for transfer and distribution of concrete, mortar or other materials, and has one or more additions and for binder media which are used in solid or liquid states. The binder or additive materials, are transported and worked by means of a conveyor spiral which acts simultaneously as a mixing device, transportation device and non-return type safety system allowing the additive materials or binders to be added to the concrete mix by means of forces occuring within the transport system.</p> |
