This paper presents the multiple substitution approaches to determine the critical load of the derrick being loaded complicatedly.
文中提出了多重迭代法以确定井架受复杂载荷时的临界载荷。
This paper presents the multiple substitution approaches to determine the critical load of the derrick being loaded complicatedly.
文中提出了多重迭代法以确定井架受复杂载荷时的临界载荷。
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