The success of this technology and improve the quality of poultry for the vegetative propagation of rare and endangered animals, extinct species of great significance Chuan.
这一技术的成功与完善对于优良家禽的无性繁殖和濒临绝迹的珍贵动物的传种意义重大。
2
The language of emcees, directly linked with the quality of the performance and propagation effect has a leading and deep influence over the public.
节目主持人语言直接关系到节目质量和传播效果，并在语言方面对大众起着示范、引导和熏陶的作用。
3
It would be of important significance to study the laser beam characterization, beam propagation, mode decomposition and beam quality control.