| 摘要 |
<p>PURPOSE: The construction machinery is provided to improve the fuel economy by urging operation and driving. CONSTITUTION: The construction machinery, which is a hydraulic shovel, comprises a lower traveling unit, an upper rotating unit attached on the upper part of the lower traveling unit to be rotatable by interposing a rotary unit and provided with a driving room(11), and a working unit installed on the upper rotating unit and provided with a boom connected to the upper rotating unit to be shakable, an arm connected on the front of the boom to be shakable and a bucket connected to the front of the arm to be shakable. The construction machinery informs the information such as an improvement work for the fuel economy to an operator through an information supply unit(30) or through a monitor(26) installed in a driving room(11).</p> |
