The utility model relates to an internal mixed self-sucking pipeline pump, which belongs to the improved technical proposal of a mechanical self-sucking pump.
The tone color map made by the technical proposal adopted in the invention can objectively reflect the tone colors of sounds, so as to facilitate guiding a beginner to learn tone color knowledge.
The method adopts the technical proposal that the Pistacia chinensis and the palm are interplanted at two sides of the paths.
The utility model provides the technical proposal of a bone taking apparatus used for planting a bone.
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