同时精绵的长度和强力也有所增加，从而提高了经济效益。
The length and strength of the drafts is also increased, hence enhancing the economic efficiency.
郭恩绵教授从事临床及教学四十余年，精勤不怠，学而不厌，积累了丰富的临床经验。
Professor Guoenniian, was engaged in clinical and teaching fields for over 40 years, who had accumulated a lot of clinical experience.
应用推荐