这两个气路可通过阀门控制实现测量与分析功能的切换。
The two gas paths can control the valves to achieve the switching between the measurement function and the analysis function.
蜗杆传动，手动气动切换方便。安装地执行装置与阀门之间。
Worm transmission, convenient to switch from manual to pneumatic mode, it is installed between operation organ and valve.
大小涡轮相继增压系统上、下行切换试验结果表明，阀门切换过程中发动机转速波动范围随着负荷的升高而增大。
The experimental results of upwards and downwards switching processes showed that the fluctuation range of engine speed increased as the load increased in the valve switching process.
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