I have to have a whole number of wavelengths to get around the circumference.
我必须有很多波长才能绕这个圆周。
After dinner they walked around the circumference of the lake.
晚饭后他们沿着湖的周围漫步。
The compressor - outlet pressure is nearly constant around the circumference.
压气机出口压力沿圆周方向接近于常数。
The compressor - outlet pressure is nearly constant around the circumference.
压气机出口压力沿圆周方向接近于常数。
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