-
Ranked first in China in the high voltage value, single cable length and total length of the undersea cable.
Ranked first in China in the high voltage value, single cable length and total length of the undersea cable.
2020-12-29
-
First to past the 4,000-meter test in terms of undersea cable.
First to past the 4,000-meter test in terms of undersea cable.
2020-12-29
-
Participated in the design, construction and delivery of the first temperature measuring double circuit OPPC line in China.
Participated in the design, construction and delivery of the first temperature measuring double circuit OPPC line in China.
2020-12-29
-
Participated in the design, construction and delivery of the first 110kv voltage OPPC line in China.
Participated in the design, construction and delivery of the first 110kv voltage OPPC line in China.
2020-12-29
-
Participated in the extreme high voltage DC transmission line "Zhengzhou Harbin Line" which was the first in the world to use the hyper high voltage, long span and ultra-low loss OPGW.
Participated in the extreme high voltage DC transmission line "Zhengzhou Harbin Line" which was the first in the world to use the hyper high voltage, long span and ultra-low loss OPGW.
2020-12-29
-
Participated in the world's first ±1100kV extreme high voltage DC transmission line construction
Participated in the world's first ±1100kV extreme high voltage DC transmission line construction
2020-12-29
-
World number 1 in terms of the size of both the "cross section and span" Amazon OPGW project in Brazil
World number 1 in terms of the size of both the "cross section and span" Amazon OPGW project in Brazil
2020-12-29
-
First in the world to develop the G .654E long distance land trunk fiber system.
First in the world to develop the G .654E long distance land trunk fiber system.
2020-12-29
-
First in China to develop the UUA ultra-low loss and ultra-large effective area single mode fiber.
First in China to develop the UUA ultra-low loss and ultra-large effective area single mode fiber.
2020-12-29
-
First to develop the 400G large capacity ultra-low loss fiber, and included in the national "Industrial Basis Improvement Engineering" project.
First to develop the 400G large capacity ultra-low loss fiber, and included in the national "Industrial Basis Improvement Engineering" project.
2020-12-29
-
First in the world to launch the fiber telecommunication system with "ultra-low loss, ultra long distance and ultra-large capacity".
First in the world to launch the fiber telecommunication system with "ultra-low loss, ultra long distance and ultra-large capacity".
2020-12-29
-
Independently developed oversize optical wand (diameter 200mm, length 6,000mm, length of wire-drawing of single wand 15,000km), world longest in terms of wire-drawing length.
Independently developed oversize optical wand (diameter 200mm, length 6,000mm, length of wire-drawing of single wand 15,000km), world longest in terms of wire-drawing length.
2020-12-29
主站蜘蛛池模板：
亚洲欧美日韩中文久久|
日韩亚洲欧美一区二区三区综合|
又湿又紧又大又爽a视频|
欧美乱大交xxxxx疯狂俱乐部|
国产亚洲人成网站在线观看琪琪秋
|
秋霞午夜成人鲁丝片午夜精品
|
变态另类专区一区二区三区|
久久久无码一区二区三区|
亚洲情xo亚洲色xo无码|
国产午夜精品一区二区三区嫩草|
亚洲精品国产电影|
西西人体www大胆高清视频|
av狼友无码国产在线观看|
久久久www成人免费无遮挡大片|
日本一区二区三区四区在线视频|
一区二区三区亚洲精品|
天堂а√在线中文在线最新版|
国产日韩欧美一区二区三|
欧洲日本一线二线三线区本庄铃|
国产波霸爆乳一区二区|
国产亚洲精品久久www|
99精品视频一区在线观看yw|
免费精品国自产拍在线不卡|
丝袜老熟露脸一区|
一区二区乱码福利|
日日噜噜夜夜狠狠视频免费|
中文字幕一区二区精品|
国产 字幕 制服 中文 在线|
久久综合日本久久综合88|
人妻少妇精品视频一区97精品|
性史性农村dvd毛片|
a∨无码天堂av|
一区二区三区精品毛片|
av中文字幕一区三区|
2021年国产精品专区丝袜|
人妻一区二区动态图|
国产性色强伦免费视频|
黄色笑话av天堂女人天堂一区二区|
九九久久精品免费观看|
无码人妻精品中文字幕免费东京热|
亚洲 国产 韩国 欧美 在线|
