portable barometer
常见例句
- This kind of barometer is portable, easily operated and absolutely accord with the design requirement.
用本文所述的方法制成的气压计携带方便，操作简单，精确度高，完全符合设计要求。 - Though he devoted much spare time to tracking atmospheric pressure with a portable barometer, by age 50 he had stopped writing scientific papers and instead occupied himself with obscure religious controversies.
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