单词	extents
释义	同extent
随便看	deflection rate deflection ratio deflection routing deflections deflection scale deflection sensitivity deflection separation deflection separator deflection signal deflection system deflection test deflection tools deflection transformer deflection-type bossing deflection-type meter deflection type storage tube deflection ultrasonic flowmeter deflection under bending load deflection under rated load deflection vane deflection vane anemometer deflection voltage deflection wall deflection wedge deflection yoke