radio-frequency stage

Radiation-induced lung injury ( radio-pulmonary lesion, RPI) is one of the common complications of the chest tumor radiotherapy, patients usually has two kinds of forms, early stage of acute radiation pneumonia and later stage of radiation pulmonary fibrosis.

放射性肺损伤（radio-pulmonary lesion，RPI）是胸部肿瘤放射治疗最为常见并发症之一，临床上通常有两种表现形式，早期急性放射性肺炎和后期放射性肺纤维化[1]。

The specialty has been 10 years from now on and this 10 years is also a stage from blooming to reflection transformation in TV media. Many colleges have found the specialty of radio and TV director.

该专业自创立至今已有10年，这10年也是我国电视媒体从兴盛到转型反思的阶段，我国很多高校都已经开设了广播电视编导专业。

By using radio and television Art, spread theory, psychology and other disciplines, we analyze the course of development of stage arts show based on the basics stage art design, and show a new view on the development of emotion class talk show.

用广播电视艺术学、传播学、心理学等学科理论，舞台美术设计的基础知识对节目中舞台美术的发展历程进行剖析，为业界在探寻情感类节目发展的道路上提供借鉴的资料。

While radio broadcasting was still in its early stage, the television was already being developed.

当无线电广播还处在早期阶段, 已经有人在研究电视了.

Trunked radio system is a high level development stage for the PMR system.

集群移动通信系统是专业移动通信系统发展的高级阶段。