Auto ratio valve unit to make mixing evenly used together with material drawer, recovery effect is good.

自动比例阀配置，混料均匀，配合吸料机使用，可达立即回收效果。

youdao

It suggest that after valve replacement, though the recovery of heart function was promoted, the improvement of microcirculation was delayed and not as good as expected.

从而论示风心病心瓣模替换术后，虽促进了心功能的进一步恢复，但其微循环改善较迟和不理想。

youdao

In addition, indoor air system, heat recovery systems, central vacuum system, fire doors Solenoid Valve Control system and indoor fire hose system configurations are rare in China.

此外，室内空气系统，热回收系统，中央真空系统，防火门电磁阀控制系统和室内消防水带的系统配置在中国是罕见的。

youdao