天美视频

Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.

Knowledge of principles and methods for curriculum and training design, teaching and instruction for individuals and groups, and the measurement of training effects.

Knowledge of machines and tools, including their designs, uses, repair, and maintenance.

Knowledge of design techniques, tools, and principles involved in production of precision technical plans, blueprints, drawings, and models.

Knowledge of relevant equipment, policies, procedures, and strategies to promote effective local, state, or national security operations for the protection of people, data, property, and institutions.

Knowledge of human behaviour and performance; individual differences in ability, personality, and interests; learning and motivation; psychological research methods; and the assessment and treatment of behavioural and affective disorders.

Knowledge of the chemical composition, structure, and properties of substances and of the chemical processes and transformations that they undergo. This includes uses of chemicals and their interactions, danger signs, production techniques, and disposal methods.

Knowledge of the practical application of engineering science and technology. This includes applying principles, techniques, procedures, and equipment to the design and production of various goods and services.

Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.