YB-B48B-DU-FL-50YB-B60B-DU-FL-50YB-B74B-DU-FL-50YB-B92B-DU-FL-50YB-B113B-DU-FL-50YB-C129B-DU-FL-50YB-C148B-DU-FL-50YB-C171B-DU-FL-50YB-C194B-DU-FL-50中压单级叶片油泵YB-A6B-DU-FF-50YB-A9B-DU-FF-50YB-A14B-DU-FF-50YB-A16B-DU-FF-50YB-A26B-DU-FF-50YB-A36B-DU-FF-50YB-B48B-DU-FF-50YB-B60B-DU-FF-50YB-B74B-DU-FF-50YB-B92B-DU-FF-50YB-B113B-DU-FF-50YB-C129B-DU-FF-50YB-C148B-DU-FF-50YB-C171B-DU-FF-50YB-C194B-DU-FF-50中压单级叶片油泵YB-A6B-DU-JF-50YB-B48B-DU-FL-50YB-B60B-DU-FL-50YB-B74B-DU-FL-50YB-B92B-DU-FL-50YB-B113B-DU-FL-50YB-C129B-DU-FL-50YB-C148B-DU-FL-50YB-C171B-DU-FL-50YB-C194B-DU-FL-50中压单级叶片油泵YB-A6B-DU-FF-50YB-A9B-DU-FF-50YB-A14B-DU-FF-50YB-A16B-DU-FF-50YB-A26B-DU-FF-50YB-A36B-DU-FF-50YB-B48B-DU-FF-50YB-B60B-DU-FF-50YB-B74B-DU-FF-50YB-B92B-DU-FF-50YB-B113B-DU-FF-50YB-C129B-DU-FF-50YB-C148B-DU-FF-50YB-C171B-DU-FF-50YB-C194B-DU-FF-50中压单级叶片油泵YB-A6B-DU-JF-50YB-B48B-DU-FL-50YB-B60B-DU-FL-50YB-B74B-DU-FL-50YB-B92B-DU-FL-50YB-B113B-DU-FL-50YB-C129B-DU-FL-50YB-C148B-DU-FL-50YB-C171B-DU-FL-50YB-C194B-DU-FL-50中压单级叶片油泵YB-A6B-DU-FF-50YB-A9B-DU-FF-50YB-A14B-DU-FF-50YB-A16B-DU-FF-50YB-A26B-DU-FF-50YB-A36B-DU-FF-50YB-B48B-DU-FF-50YB-B60B-DU-FF-50YB-B74B-DU-FF-50YB-B92B-DU-FF-50YB-B113B-DU-FF-50YB-C129B-DU-FF-50YB-C148B-DU-FF-50YB-C171B-DU-FF-50YB-C194B-DU-FF-50中压单级叶片油泵YB-A6B-DU-JF-50YB-B48B-DU-FL-50YB-B60B-DU-FL-50YB-B74B-DU-FL-50YB-B92B-DU-FL-50YB-B113B-DU-FL-50YB-C129B-DU-FL-50YB-C148B-DU-FL-50YB-C171B-DU-FL-50YB-C194B-DU-FL-50中压单级叶片油泵YB-A6B-DU-FF-50YB-A9B-DU-FF-50YB-A14B-DU-FF-50YB-A16B-DU-FF-50YB-A26B-DU-FF-50YB-A36B-DU-FF-50YB-B48B-DU-FF-50YB-B60B-DU-FF-50YB-B74B-DU-FF-50YB-B92B-DU-FF-50YB-B113B-DU-FF-50YB-C129B-DU-FF-50YB-C148B-DU-FF-50YB-C171B-DU-FF-50YB-C194B-DU-FF-50中压单级叶片油泵YB-A6B-DU-JF-50YB-B48B-DU-FL-50YB-B60B-DU-FL-50YB-B74B-DU-FL-50YB-B92B-DU-FL-50YB-B113B-DU-FL-50YB-C129B-DU-FL-50YB-C148B-DU-FL-50YB-C171B-DU-FL-50YB-C194B-DU-FL-50中压单级叶片油泵YB-A6B-DU-FF-50YB-A9B-DU-FF-50YB-A14B-DU-FF-50YB-A16B-DU-FF-50YB-A26B-DU-FF-50YB-A36B-DU-FF-50YB-B48B-DU-FF-50YB-B60B-DU-FF-50YB-B74B-DU-FF-50YB-B92B-DU-FF-50YB-B113B-DU-FF-50YB-C129B-DU-FF-50YB-C148B-DU-FF-50YB-C171B-DU-FF-50YB-C194B-DU-FF-50中压单级叶片油泵YB-A6B-DU-JF-50)