| 摘要 |
<p>The concrete batching and laying equipment is transported by lorries, having a basic unit (1) consisting of a supporting frame and all essential accessories (3-8). A number of additional accessories simply are coupled by mechanical devices to the basic unit, allowing conversion into different complete installations. Each of these accessories has portions folding where necessary so as to keep within the maximum width allowed for road travel. The equipment can be arranged for transport on a semi- trailer, or the basic unit can form a semi-trailer itself, with a set of travel wheels and brakes.</p> |
