Micrometer sometimes known as a micrometer screw gauge, is a device incorporating a calibrated screw used widely for precise measurement of small distances in mechanical engineering and machining as well as most mechanical trades, along with...英国华人论坛
These scientific discovers has been testified by common sense observations. Runners in their sixties and seventies walk as easy as graceful, and we could not see this phenomenon in persons who are twenty or thirty years younger than those se...英国华人论坛
Scientia intuitiva est scientia prima - The first science was intuitively inspired. "The aim of scientia intuitiva", said Spinoza," is to find behind things and events Laws and their eternal relations". What the Seers cognised in higher st...英国华人论坛