(H2): Innovative environment has a positive effect on technology innovation, while regional differences and temporal variations of effect size exist. There are many arguments about the relationship between enterprise scale and innovation efficiency [35,36]. For instance, Pavitt, Robson and Townsend (...
The instantaneous opening speed of the relief valve spool reaches 15.7 m/s, and the hinge point between the top beam and the column is most sensitive to the hysteresis effect (impact coefficient increases by 0.63). Keywords: hydraulic support; rotary impact; dynamic response; mechanical-hydraulic...
crystals, including whether solvates and hydrates are included in the same definition: the FDA has defined co-crystals as "solids that are crystalline materials composed of two or more molecules in the same crystal lattice" with the interactions between them governed by "non-ionic interactions" [...