The width=device-width part sets the width of the page to follow the screen-width of the device (which will vary depending on the device). The initial-scale=1 part sets the initial zoom level when the page is first loaded by the browser. 3. Containers. Bootstrap also requires a containing element to wrap site contents.
dirigente m, f (masculine and feminine plural dirigenti) 1  leading, ruling. 2  managerial, executive.
In a general-use optical pulse generator, an optical fibre made of a predetermined material added with a rare-earth material is vibrated by a displacement element such as a piezoelectric element so as to open and close an optical path provided for an optical signal, so that an optical pulse signal is generated.