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- In this paper, we presented a research of the sensing characteristics of polymer Long period grating (LPG) and its inscribing. 本文主要研究了聚合物长周期光纤光栅的传感特性及掺偶氮聚合物长周期光纤光栅的制作。
- The light beam intensity modulation for writing the grating on a fiber is performed by the amplitude mask with Moire pattern. And the LPG(Long Period Grating)is fabricated in chalcogenide fiber with period of 365nm. 这种方法是采用莫尔条纹构成模板实现对写入光强的振幅调制 ,在硫化物光纤中写入周期为 36 5nm的长周期光栅。
- SuperStructured Long Period Grating(SSLPG) 超结构长周期光纤光栅
- displacement sensor based on variable period grating 变栅距光栅位移传感器
- That period was a bright page in the history of Chinese literature. 那个时期是中国文学史上光辉的一页。
- Let us hope that the period of this injustice will be over soon. 让我们希望这个不公正的时期很快结束吧。
- Childhood is a period of rapid growth. 幼年是生长迅速的时期。
- He consulted the chronicles of the period. 他参考了这一时期的编年史。
- He had to decide within a given period. 他得在一定时间内作出决定。
- She has a detailed knowledge of this period. 她对这段时期的情况了解地相当详细。
- In that period auto sales hit a14-year low. 这时期汽车销售量达到14年来最低水平。
- In this period, unemployment reaches record levels. 这段时间的失业人数又达到了创纪录水平。
- Which period of history are you studying? 你正在学哪一段历史?
- I did not know I am bi until I was 13. 我一直到我十三岁时才知道自己是双性恋。
- I did not know I was bi until I was 13. 直到十三岁时我才知道自己是双性恋。
- I didn't know I am bi until I was13. 我一直到我十三岁时才知道自己是双性恋。
- I didn't know I was bi until I was13. 直到十三岁时我才知道自己是双性恋。
- Can you tell me the time period when it was stolen? 能不能告诉我大概什么时候被偷的?
- Ban Bi means the territory is not complete. 半壁是指国土不完整。
- Chaucer wrote in the late mediaeval period. 乔叟写作的时代是中世纪末。