• Generally, the box cover lower surface is equipped with a round clamp slot corresponding with the box body opening, the box body opening end is clamped in the clamp slot;

    通常所述盒盖表面设置开口对应环绕述盒体的开口卡装在所述卡槽中;

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  • The measuring cup is arranged at the lower end of the barrel cover and is marked with graduations.

    量杯设置下端,量杯上标有刻度。

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  • The upper nest is connected to the upper end of umbrella column; the middle and lower nests cover umbrella column.

    固定连接上端、中巢空套在伞柱上。

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  • The impeller is arranged in an inner cavity formed by a pump cover and a pump body at the lower end of the pump shaft, and back blades are arranged on the impeller and are fastened by locking bolts;

    下端,泵形成设置叶轮,叶轮上设有叶片锁紧螺钉紧固

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  • The cover is provided with a plurality of plug holes, the lower part of the plug holes are provided with chutes, and one end of the rotor is provided with trapezoid flaky blades.

    壳上设有多个出料孔下部斜槽,所述转子一端设有梯形片状桨叶。

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  • The methane tank comprises a methane tank cover (1) and a tank body (2). The lower end of the methane tank cover (1) is in airtight connection with the top end of the tank body (2);

    发明包括沼气池1)、2),所述沼气池盖(1)下端与池体(2)顶端密闭连接

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  • The methane tank comprises a methane tank cover (1) and a tank body (2). The lower end of the methane tank cover (1) is in airtight connection with the top end of the tank body (2);

    发明包括沼气池1)、2),所述沼气池盖(1)下端与池体(2)顶端密闭连接

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