ขณะที่ RIH operator down crane ปล่อ

ขณะที่ RIH operator down crane ปล่อยสลิงไม่ทัน Jack operator ทำให้ boom crane โยกซึ่งอาจเกิดอันตรายได้

Results (English) 1:

When the operator releases the crane down RIH rope, boom operator makes does not keep rocking Jack crane, which can cause hazard.

Results (English) 2:

While RIH operator down crane slings leave behind Jack operator makes rocking boom crane, which could be dangerous.

Results (English) 3:

While RIH operator down crane release sling in Jack operator makes boom crane rock, which can be dangerous.