Meinten Sie:
+person:(zhang, ying)
•
+person:(zhang, ding)
•
+person:(zhang, ping)
Force and direction sensing device for following trolley
Method and system for observing verticality of tower crane
Fork reciprocating movement device pressing to unlock and then rotating
Suspension type track beam three-station track line changing system
Overturning tip hiding mechanism for suspension type monorail movable core turnout
Comprehensive steel structure lifting appliance based on BIM technology and construction method
Positioning mechanism and positioning method of cutter suction dredger
Non-contact speed measuring device and mounting frame thereof
SUSPENSION TYPE TRACK SINGLE-TURNOUT VEHICLE LINE CHANGING SYSTEM
Suspension type track single-open vehicle line changing system
Wagon balance weighing method and system and storage medium
BATTERY SWAP PLATFORM, BATTERY SWAP STATION, AND BATTERY SWAP METHOD
Bionic fish capable of fishing pollutants at pond bottom
BATTERY SWAPPING PLATFORM, BATTERY SWAPPING STATION, AND BATTERY SWAPPING METHOD
BATTERY SWAPPING PLATFORM, BATTERY SWAPPING STATION AND BATTERY SWAPPING METHOD
Zero setting device and zero setting method for aircraft control surface actuator
Unmanned aerial vehicle measurement system based on Beidou positioning