人工设计科学

yarn, bundle of artifical fibres, rope, roving yarn

artifical horizon【航】;attitude gyro【航】;gyrohorizon【航】

semi-artifical harbour【水运】

myoelectrically controlled artifical forearm

artifical aging【冶】;artificial seasoning【冶】;tempering【机】

artifical

wood insert, artifical ston insert, steel sleeper

artifical rainfall【气象】;artificial rain【气象】;rainmaking【气象】