通过选择合适的工作物质可以提高气泡室的灵敏度和探测效率。
The sensitivity and the detective efficiency of bubble camber can be enhanced by choosing appropriate work matter.
结论：尿nag酶的检测是诊断特发性水肿早期肾损害的最灵敏、可靠的实验室指标。
Conclusion: it is more sensitive and credible markers to measuring urinary NAG in diagnosis of early renal damage in dropsy.
介绍了三种实验室气相色谱仪气路改装系统和多种提高仪器分析灵敏度的方法。
Three types of refitting of the gas flow control system of laboratory GC and lots of methods of improving analytical sensitivity of GC are introduced.
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