Device of terrible scorpion fish of high efficiency sieving japan seedling alive and dead seedling
The utility model discloses a device of terrible scorpion fish of high efficiency sieving japan seedling alive and dead seedling, including plastics floater, stainless steel frame, bolting -silk net, the cylinder that stainless steel frame was formed by two stainless steel ring and three small matte...
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Format: | Patent |
Sprache: | chi ; eng |
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