Move up with crane tonnage，The number of main boom sections is increasing.，Arm length is getting longer，Under the influence of external factors，Upper arm downwarping、Problems such as side bending are aggravated.。Have arms and dare not stretch out，I can't do a job.，How to solve this problem?？Let's get to know Trinity first.“Active Control Technology of Super-lift Synchronization and Side Curving”。

Hoisting person's exclusive test questions

【Precautions】Top 5 with correct answers and praise，Will be obtainedSany Crane Customized Gift Pack（Includes 2024 desk calendar+Thermos cup+Cap）。

【Answer time】 From now on--December 8th 16:00

1.“Active Control Technology of Super-lift Synchronization and Side Curving”The main solution         Question？

A. Heavy load dropping speed flameout

B. Insufficient site adaptability

C. Upper arm downwarping、Side Bend

D. The operation accuracy is not enough

2.“Active Control Technology of Super-lift Synchronization and Side Curving”Through        To identify the operating conditions、Deflection、Amount of side bending？

A. Sensor

B. Computer

C. Crane components

D. Numerical control system

3.“Active Control Technology of Super-lift Synchronization and Side Curving”It is mainly applied to        On the model？

A. Miniature crane

B. Small tonnage

C. Medium tonnage

D. Large tonnage

4.“Active Control Technology of Super-lift Synchronization and Side Curving”Passively control and adjust the left and right super-lift winch tension in the process of telescopic boom，Static flex resistance，Correct the side bend。The statement        ？

A. Mistake

B. Correct

5.“Active Control Technology of Super-lift Synchronization and Side Curving”It is mainly used to upgrade large-tonnage models.         Safety performance of working condition。

A. Short main boom working condition

B. Working condition of main boom super-lift

C. Long Tower、Jib working condition

D. Wind power working condition

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