体管内的锥状钙质沉积。常见于内角石类的体管之内。
有许多磁铁作为你看到桌子上的底部内锥。
There are as many magnets as you see on the table on the bottom inside of the cone.
这对V形内锥式流量传感器的设计和制造有一定的促进作用。
This can promote the design and manufacture of V-Cone flow sensor.
为了保证碳平衡法测量实车油耗的精度，对油耗测量系统中的内锥流量计进行了特性研究。
In order to accurately test the fuel consumption with carbon balance method, a series of characteristic studies were carried out on V-cone flowmeters for exhaust flow measurement.
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