Implants for surgery. Wear of total knee-joint prostheses. Part 1. Loading and displacement parameters for wear-testing machines with load control and corresponding environmental conditions for test
Auxiliary electric networks for railway traction substations, transformer substations and power supply linear devices. Technical requirements, design rules, electric calculation methods
Uniform provisions concerning the approval of front position lamps, rear position lamps, stop lamps, direction indicators and rear-registration-plate illuminating devices for mopeds, motor cycles and vehicles treated as such
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