However, as already has become customary rule, all described fields of technology, science and research belongs inseparably completely to one branch of basic or applied research.
Nagre-refer sa: Maging bilang ay may kaugalian na panuntunan, na inilarawan sa lahat ng mga larangan ng teknolohiya, agham at pananaliksik nabibilang inseparably ganap sa isang sangay ng pangunahing o inilapat pananaliksik.