These devices have optical waveguide structure, moderate doping level and active layer thickness.

该器件带有光波导结构并具有适当掺杂和有源层厚度。

youdao

The methods for increasing the doping level of bittern are proposed as well as the problems for attention.

同时提出了提高掺卤量的方法和应注意的问题。

youdao

But too high thickness and doping level will do harm to the smoothness of film surface with doped impurity deteriorating the crystallization.

但是薄膜厚度的增大和掺杂浓度的提高会恶化膜面的平整度，同时过量的掺杂也会影响薄膜的结晶性能。

youdao

Anti-doping officials say they want to protect the integrity of sports by guaranteeing what they call a level playing field.

VOA: special.2011.04.12

The news will come as a blow to protesters and the Spanish government, which is currently in the process of trying to push through new anti-doping legislation in a bid to bring the country level with international standards.

CNN: Doping doctor punished

This conference constitutes the main framework for monitoring and assessing the implementation of the Convention, its fourth session provides a unique opportunity to ascertain the policies and programs of fight against doping in sport developed by governments at the national level.

UNESCO: All Events | United Nations Educational, Scientific and Cultural Organization

They will also undertake a survey to assess the level of compliance of 50 sports federations with anti-doping regulations and the World Anti-Doping Code.

UNESCO: MEDIA SERVICES