A truck driver used his CB radio to call for help.卡车司机用民用波段无线电呼救。The CCC 、 CQC 、 CE & CB Certifications for Motors were introduced.介绍了目前电动机的CCC、CQC、CE 以及 CB认证的基本情况.CB without halogen residues, can effectively improve the...
The CCC 、 CQC 、 CE & CB Certifications for Motors were introduced.介绍了目前电动机的CCC、CQC、CE 以及 CB认证的基本情况.OBJECTIVE : To prepare aciclovir ( Acv ) carbomer ( Cb ) ethylcellulose ( Ec ) microspheres with good bioadhesion and sus...