The laser alignment automatic correction device is a new technique used in the construction of Bridges and culverts in our country.
激光导向自动纠偏装置是我国在桥涵工程施工中应用的一项新技术。
Servo film feeding system, correct register, sealing and cutting positions adopt automatic correction device, high automation.
伺服送膜系统，定位准确，封切位置均采用自动纠偏装置，自动化程度高。
Servo film feeding system, correct register, sealing and cutting positions adopt automatic correction device, high automation.
伺服送膜系统，定位准确，封切位置均采用自动纠偏装置，自动化程度高。
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