protonium是什么意思

网络释义

用法例句

Study on reproductive growth and seed quality of peanut as affected by calcium supply;

受钙影响的花生生殖生长及种子素质研究

The author primarily analysis current situation of family education and studies the children quality training in the family education.

本文从家庭教育的现状入手 ,对家庭教育中子女素质的培养进行探讨 ,提出了家庭教育中子女素质培养的方向、原则和方式 ,为培养富于开拓性和创造力的二十一世纪的人才 ,如何做好家庭教育中子女素质的培养 ,提供了实践和理论的依据。

The weak absorption and laser induced damage threshold (LIDT) of HfO-2 thin film are measured to testify the negative-ion element impurities breakdown model.

探讨了HfO_2薄膜中负离子元素杂质破坏模型,并得出薄膜中的杂质主要来源于镀膜材料。