especially the inlet pipeline
A good air tightness of the combined face between both pump and pipeline should be kept, especially the inlet pipeline, it must be guaranteed without air leak and without the possibility for air to be nested on the unit.
基于1个网页-相关网页
especially the inlet pipeline
特别是进油管
以上为机器翻译结果，长、整句建议使用 人工翻译 。