Mechanical input and extraction system air lift rod transfer elevator
机动输气及抽气系统气动抽油杆运移吊卡
Air lift rod transfer elevator Impact of Structural Migration and Reverse on Oil-Gas Migration and Accumulation in Eastern Linqing Depression
气动抽油杆运移吊卡临清坳陷东部构造迁移和反转对油气运聚的影响
based on the model of multi-span slender rod, the moment equations and deflection equations of elevator rail with duplex safety gear were established and resolved in a complex state of stress.
结合双安全钳作用特点,以多跨度细长杆模型为基础,建立并求解了电梯导轨在复杂受力状态下的弯矩方程和挠曲线方程。
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