由于他们觉得自己应得的特权和膨胀的自我价值感之间存在差异，他们不会为雇主努力工作。
As a result of that discrepancy between the privileges they feel they're owed and their inflated sense of self-worth, they don't work as hard for their employer.
起决定性作用的还应取决于通货膨胀率增长差异和生产率增长差异。
They also depend crucially on inflation growth differentials and productivity growth differentials.
如果阀体的材料是可以焊接的，但膨胀系数差异很大，或者工作温度的变化幅度范围较大，螺纹连接部必须进行蜜封焊。
If the valve body material can be welded, but very different thermal expansion coefficient, or changes in operating temperature range of a larger thread junction closure weld must be honey.
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