micropascal造句
例句與造句
- dB re 1 micropascal at 1 m, or about 250 watts.
- It has a source level of 150 to 165 decibels at a reference pressure of one micropascal at one metre.
- Each sweep has a duration of 0.2 seconds and an average source level of about 147 decibels at a reference pressure of one micropascal at one metre.
- They are repeated about every 1.5 to 3 seconds and have a source level of 140 decibels at a reference pressure of one micropascal at one metre.
- In early lightbulb research it was fantastically difficult to get the extreme vacuum needed, perhaps one microPascal, since gases would be released from a filament or from the glass itself.
- It's difficult to find micropascal in a sentence. 用micropascal造句挺難的
- These strange calls were recorded from October to May peaking in March and had a source level of about 150 decibels at a reference pressure of one micropascal at one metre.