hat
Se estrikti nan tiyo doub estanda espesyalman aplike nan tank la kalibrasyon vakyòm, bwote-off machin ak machin koupe, ak aparans bèl ak konsepsyon syantifik, ki se trè fasil yo opere ak kontwòl.
eng
The double strand pipe structure is specially applied in the vacuum calibrating tank, haul-off machine and cutting machine, with nice appearance and scientific design, which are very easy to operate and control.