根据初次级能量转换关系，得到推力方程。
On the energy conversion relationship between primary and secondary, it gets thrust.
船员劳务合同是船员与雇佣方建立劳动力交换关系的基础。
As the basis of labor relationship, the crew's contract is very important to protect the crew's benefit.
在这个背景下，信任被认为是建立成功交换关系的关键要素。
In this background, trust is thought as a key variable for successful exchange relationships.
推导了疲劳许用应力范围计算公式和不同概率水平下疲劳应力的转换关系。
The permissible stress range formula and transfer factor of fatigue stress range were deduced.
推导了疲劳许用应力范围计算公式和不同概率水平下疲劳应力的转换关系。
The permissible stress range formula and transfer factor of fatigue stress range were deduced.
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