帧函数是分配堆栈空间、调用其他函数、保存非易失寄存器或使用异常处理的函数。

A frame function is a function that allocates stack space, calls other functions, saves nonvolatile registers, or USES exception handling.

youdao

与现有传统的气控分配阀相比，其具有重量轻、油路紧凑、易于安装、性能可靠、压力失降小的特点。

With the existing allocation of the traditional air control valve, its light weight, compact circuit, easy to install, reliable performance, pressure drop characteristics of a small loss.

youdao