问题
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is used to ensure the confidentiality, integrity and authenticity of the two end poin
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● (73)is the application of planned, systematic quality activities to ensure that the proj
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In order to ensure the success of the expedition, the team leader thought it necessary to_
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In order to ensure the safety of the ship and its equipment during UMS operation, certain
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What is the main topic of this news?A.How to ensure safe navigation at night.B.The possibl
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The United States decided to take measures to ensure the security of its embassies whenA.a