借助慢正电子湮没技术研究了样品的空位型缺陷。
The vacancy defects of samples were measured by slow positron annihilation.
可以看出，正电子湮没技术是研究金属微观缺陷结构的有力手段。
It is shown that the positron annihilation technique is a powerful method for investigating the structure of the defects in metal.
本文用正电子湮没技术对等离子体喷涂铜基合金压缩形变的微观缺陷进行了测量。
A positron annihilation technique has been employed to study the microdefects of copper alloy sprayed on a steel substrate by plasma after being compressed in different thickness.
用正电子湮没技术研究在聚四氟乙烯辐照接枝过程中的自由体积与正电子湮没寿命谱的关系。
The positron annihilation technique was applied to study the relation between relative free volume and irradiated graft for PTFE.
用慢正电子湮没等分析技术研究了辐照损伤的微观机制。
The microscopic mechanism of irradiation damage of Al film reflector is studied by the slow positron annihilation technique and X-ray diffraction.
用慢正电子湮没等分析技术研究了辐照损伤的微观机制。
The microscopic mechanism of irradiation damage of Al film reflector is studied by the slow positron annihilation technique and X-ray diffraction.
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