category คืออะไร แปลว่าอะไร มีความหมายอย่างไร ตัวอย่างประโยค

Category Management category How to operate drones in the open category · Must not overfly uninvolved people; · Maintain a horizontal distance of 30 m from uninvolved people (can be reduced category Category B Animal reproduction studies have failed to demonstrate a risk to the fetus and there are no adequate and well-controlled studies in pregnant women

category Well-known categories are denoted by a short capitalized word or abbreviation in bold or italics: examples include Set, the category of sets and set functions;