Purchasing ship goods election Adar Industry and Trade | ship supplies materials | Tianjin ship goods by Adar Trade and Industry. We are Tianjin Adar Ltd. (www.yada-cbwz.com) located at: Tianjin specializing in: marine labor supplies, marine life-saving fire supplies, marine sheet clamp tool, marine sling, etc. [Jada workers Trade to recommend star product - marine crane ship goods] Introduction: In recent years where the ship goods to sell, ship crane control by States military, civilian marine engineering widespread attention, and study of such non-linear, strong coupling under-drive system also important theoretical value and universal control in exceptional disturbances. Marine crane control is divided into lower hull motion control and suppress the impact of vertical lateral load anti-swing swing two ways. For vertical control, the commonly used method is to connect the mechanical structure of the crane on board by receiving ship, and the perception of its relative motion, so sling length change and receiving ship heave motion synchronized to the relative movement of the two ships to compensate ship supplies of materials, on the basis of complete landing transport load. [Adar Industry and Trade to recommend star product - shipping supplies] to determine the number of applications after the second step executed, "has been applied materials list area" will appear material to be applied, if necessary ship goods Jicai, in the corresponding materials inventory number column enter the number of applications, if it is "on-demand application", the number in this column default minimum inventory levels for materials and the difference between the actual stock