所谓相对效率是指不同能量对某一能量全能峰计数效率的归一值。
The relative efficiency means the ratio of full-energy peak counting efficiency of differential energies to that of 0.8468 MeV.
为了提高激光尘埃粒子计数器的分辨率和计数效率，对国产传感器设计进行了性能优化。
In order to improve the resolution and count efficiency of the laser airborne particle counter, the design of performance optimization for the domestic sensors was studied.
在实现这种模式之前，只能通过各种手工、自制电子和基于纸张的系统来完成统计数据和支持材料的收集，其效率比较低。
Prior to implementation of the pattern, statistics and supporting materials were collected less effectively by various manual, homegrown electronic and paper-based systems.
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