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Allocation concealment
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Allocation concealment
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Allocation concealment
分配隐藏
在临床试验过程中,采用一定的方法对研究对象进行分组,使医师(研究者)和患者自己(研究对象)都不知道试验组或对照组的分配情况。
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aircraft electromagnetic pulse test
aircraft electromechanical management system test
aircraft electromechanical system ground test
aircraft electro-Static discharge test
aircraft empennage
aircraft empty weight
aircraft endurance performance
aircraft engine
aircraft engine inspection
aircraft engine manufacturing technology
aircraft environmental control system
aircraft environmental control system test
aircraft environmental protection system test
aircraft environmental test
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aircraft evaluation
aircraft experimental aerodynamics
aircraft failure condition
aircraft fairing structure
aircraft final assembly
aircraft flight
aircraft flow visualization test in wind tunnel
aircraft flutter flight test
aircraft flutter tests in wind tunnel
aircraft flyover synchronization
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