题目内容
The creep of a material refers to the ______ caused by a constant load at a constant temperature.
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A series of collided nuclei produced by a high-energy particle are usually concentrated along the initial movement direction of the particle, and this influence zone is called the ______ .
The yield strength, tensile strength, brittle transition temperature, toughness and impact strength of metals will increase under fast neutron irradiation.
Metal materials other than fuel mainly receive irradiation from alpha particles.
What factors should be considered when choosing coolant for molten salt reactor?
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