先用二维超声观察移植肾的形态，测量长径、宽径、厚径，并测量肾皮质厚度和锥体大小。

First, two-dimensional imaging was used to observe the shape of the transplant kidneys and measure length, width, thickness, cortical thickness and pyramid size of kidney.

youdao

在换热器设计中，壳体上的变径锥体结构选择关系到设备安全，经济合理性。

For the design of heat exchangers, the structural adoption of the reduced cone on shells has essential effect on the safety and economy of equipment.

youdao