通过实验，研究了冻干过程中干燥箱内压力和搁板温度对升华速度及升华温度的重要作用。

Basing on the test results, the influences of chamber pressure and shelf temperature on sublimation rate and sublimation temperature are studied.

youdao

适度的压力对教师成长具有增值效能，其关键在于采用何种策略消解压力，并使之升华为教师成长的动力。

Appropriate pressure can help teachers' development. The key is what kind of measures should be taken to relieve the pressure and make it become the initial of their development.

youdao