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  1. 1 Abstract. 2 Details. 3 More information. 3.1 Works by Leonid Grinin. Abstract. "In this chapter, we consider the process of technological progress presenting one of the options for measuring its speed throughout the entire historical process.

  2. 2017年12月16日 · Description. SILVIA LINDTNER, ANNA GREENSPAN, AND DAVID LI : "World Peace Industrial (WPI), a Taiwanese electronic sourcing company located in Shenzhen ... spends millions annually to develop reference circuit boards, called gongban 公板 (“public board”).