A GPS publication application server. A test program is created by the selection and storage of control commands held in a data bank. Also, a circuit is coupled to both a sensor and the read head. A protection device for the connector system may be derived by configuring the cover means with a first cover element that protects the end of the optical fiber in the axial direction. An engine rotation speed control unit controls rotation speed of the engine to be greater than or equal to a required cargo handling engine rotation speed.