您要查找的是不是：
- 低X劑量Low X-ray dosage
- 劑量dose
- 低的low-lying
- 低成本low cost
- 高低(adv) simply; just
- 偏低on the low side
- 低端low end
- X線(xiàn)照射劑量X-ray expose dose
- 較低lower
- 超低ultralow
- x-γ劑量率儀x-γ dose-ratio instrument
- 低點(diǎn)low
- 低效率ineffectiveness
- 低值易耗品low priced and easily worn articles
- 低等inferior
- 效率低inefficiency
- 低層low level
- 低碳low-carbon (LC)
- 放低avale
- 低地lowland
