Leonardo da Vinci is usually credited with conducting the first systematic study of friction in the late 15th century, a subfield now known as tribology that deals with the dynamics of interacting surfaces in relative motion. Da Vinci's notebooks depict how he pulled rows of blocks using weights and pulleys, an approach that is still used in frictional studies today, as well as examining the friction produced in screw threads, wheels, and axles. The authors of this latest paper used an experimental setup similar to da Vinci's.
第七十五条 当事人应当履行裁决。一方当事人不履行的，另一方当事人可以依照《中华人民共和国民事诉讼法》的有关规定向人民法院申请执行。受申请的人民法院应当执行。
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