The dust collecting device comprises a communicatingpipe, a holding casing body, and a buffering device;
集尘装置包含连通管、容纳壳体以及缓冲装置。
2
The guiding hydraulic cylinder is connected with the main hydraulic cylinder by the communicatingpipe. One end of the guide plunger is sheathed in the guide hydraulic cylinder.
导向液压缸与主液压缸之间由连通管连通，导向柱塞的一端套装在导向液压缸内。
3
The purification filter element unit is communicated with a communicatingpipe through a delivery pipe, and the communicatingpipe is communicated with the cleaning solvent box.