国产成人无码免费视频在线,推油少妇久久99久久99久久,婷婷五月综合缴情在线视频,chinese野外求欢bbw

VP 08/12/15/20 variable vane pump（good heat dissipation） 變量葉片泵(散熱型)
It is low-noise, small in size, high in efficiency, long in service life and fast, good heat dissipation; the flow and pressure can be adjusted , and it is most suitable for small and light-weight equipment such as working machine and shoe-making machine.
靜音、小型化、效率高、壽命長、應達快、散熱性好；流量和壓力可以隨意調(diào)整，最適合用于工作機械及制鞋機等小型輕量化設備。

Technical  Date參數(shù)