Track-variable pulley vehicle type ultrasonic ship lock sill abrasion detection device
The invention discloses a track-variable pulley vehicle type ultrasonic ship lock sill abrasion detection device and belongs to the technical field of measurement. The track-variable pulley vehicle type ultrasonic ship lock sill abrasion detection device comprises a starting point fixing block, an e...
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Format: | Patent |
Sprache: | chi ; eng |
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