1) 1 550 nm
1550nm
1.
This essay mainly introduces how to use the 1 550 nm technology to transform the three grades of HFC network (from county to town and to village), so that the CATV digitalization and the integrated transformation into digital TV can be realized.
介绍利用1550nm技术改造县到乡镇到村的HFC3级网络,推进有线电视数字化,实现数字电视的整体转换,同时考虑到今后业务发展的需求,逐步实现光纤到户的双向网络改造时能有效利用现有的1550光传输网络结构,实现网络资源共享。
2.
The paper discusses how to apply 1 550 nm fiber optical transmission technology at the broadcasting and television station in the rural area far from the central machine house, analyzes the technical and economical feasibility of the scheme.
就离中心机房较远的乡镇广电站如何运用1550nm光纤传输技术方案进行探讨,从经济效益角度和技术方案的可行性方面进行论述。
2) 1 550 nm optical transmission
1550nm光传输
3) 1 550 nm optical fiber transmission system
1550nm光传输系统
4) 1 319 nm laser
1319nm激光器
5) 1 064 nm laser
1064nm激光器
1.
Research on high-frequency ld pumped e-o Q-switched all-soild-state 1 064 nm laser;
高重复率LD泵浦电光调Q全固态1064nm激光器的实验研究
6) 1 338 nm
1338nm
参考词条
laser performance at 1 060 nm
dual-wave output at 1 319 nm and 660 nm
1 320 nm Nd:YAG laser
1 319 nm single frequency laser
Silane 550
Baxter 550
550 kV
NSD 550
550 kVconverter station
550 kV circuit breaker
550 kV GIS
252~550 kV
550 kV and the above
inflow fertilizer's 550
185 nm
NM-IF system
308 nm
532 nm
5454铝镁合金
补充资料:a 1550
CAS: 1314-60-9
分子式: O5Sb2
分子质量: 323.49
熔点: 380℃
中文名称: 氧化锑;五氧化二锑;锑酸酐
英文名称: Antimonic anhydride;Antimony pentaoxide;antimony pentoxide;a 1530 (metal oxide);a 1550;a 2550;ago 40
分子式: O5Sb2
分子质量: 323.49
熔点: 380℃
中文名称: 氧化锑;五氧化二锑;锑酸酐
英文名称: Antimonic anhydride;Antimony pentaoxide;antimony pentoxide;a 1530 (metal oxide);a 1550;a 2550;ago 40
说明:补充资料仅用于学习参考,请勿用于其它任何用途。