ʻO ka pauma māhoe māhoe W series, māhoe-screw pump V series, māhoe-screw pump HPW series, māhoe-screw pump HW series: ma ke ʻano he pauma ukana ma ka pahu aila, hoʻohana ʻia ia e lawe i ka aila o nā ʻano viscosities, a me ka ʻaila hoʻomaʻemaʻe. nā huahana e like me gasoline, diesel, kerosene, wahie aila, kaumaha aila, asphalt, etc. It...
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