最好在进口和出口处标上字母 meaning in English
it's better to put letters at the inlet and outlet
Examples
- It ' s better to put letters at the inlet and outlet
最好在进口和出口处标上字母 - It ' s better to put letters at the inlet and outlet
最好在进口和出口处标上字母
it's better to put letters at the inlet and outlet