久久久无码人妻精品无码_6080YYY午夜理论片中无码_性无码专区_无码人妻品一区二区三区精99

USEUROPEAFRICAASIA 中文雙語Fran?ais
China
Home / China / Innovation

Jiaolong manned deep-sea submersible completes expedition

By Xie Chuanjiao and Zhao Lei in Qingdao, Shandong province | chinadaily.com.cn | Updated: 2017-06-23 14:35

China's Jiaolong manned deep-sea submersible returned to its homeport in Qingdao, Shandong province, on Friday morning.

The submersible's mother ship, Xiangyanghong 09, returned to the National Deep-Sea Base in the coastal city around 8:30 am, bringing to an end the nation's 38th oceanic expedition and the submersible's five-year trial run.

During the 138-day expedition that started on Feb 6, Xiangyanghong 09 sailed nearly 34,000 kilometers into the South China Sea, northwestern Indian and northwestern Pacific oceans, while Jiaolong conducted 30 dives to make scientific investigations and collect samples, said a news release from the State Oceanic Administration.

Researchers from the State Oceanic Administration, Ministry of Education, Chinese Academy of Sciences and China Geological Survey took the Jiaolong deep into the water and collected 624.6 kilograms of seabed rocks, 5,968 liters of seawater as well as 2,115 marine creatures, it added.

During the expedition, the submersible made five dives in the Mariana Trench, the world's deepest known trench, and Yap Trench, both in western Pacific Ocean. These operations have enabled scientists to better understand the trenches' geochemical and biological conditions, according to the news release.

After this mission, Jiaolong will receive a yearlong overhaul and technical upgrade before starting its formal operation, which, compared with the trial run, will travel farther away from China and deeper into the ocean and will conduct more dives each year, he said.

Named after a mythical dragon, Jiaolong is China's first manned deep-sea research submersible. It was developed by Chinese designers starting 2002 and entered service in 2010, making China the fifth country in the world having deep-sea exploration technology after the United States, France, Russia and Japan.

During a test dive in June 2012, Jiaolong reached its deepest depth - 7,062 meters - in the Mariana Trench. From January 2013, the submersible began a five-year trial run, during which time it made 152 dives.

Editor's picks
Copyright 1995 - . All rights reserved. The content (including but not limited to text, photo, multimedia information, etc) published in this site belongs to China Daily Information Co (CDIC). Without written authorization from CDIC, such content shall not be republished or used in any form. Note: Browsers with 1024*768 or higher resolution are suggested for this site.
License for publishing multimedia online 0108263

Registration Number: 130349
FOLLOW US
 
久久久无码人妻精品无码_6080YYY午夜理论片中无码_性无码专区_无码人妻品一区二区三区精99

    日本福利一区二区| 欧美精品免费视频| 亚洲欧美一区二区在线观看| 91网站最新网址| 亚洲专区一二三| 欧美一区二区久久久| 黄网站免费久久| 国产精品青草综合久久久久99| 91首页免费视频| 日韩va亚洲va欧美va久久| 精品国产精品一区二区夜夜嗨| 粉嫩欧美一区二区三区高清影视| 亚洲色图.com| 制服丝袜国产精品| 国产91高潮流白浆在线麻豆| 亚洲精品v日韩精品| 91精品国产综合久久婷婷香蕉| 国产老肥熟一区二区三区| 亚洲欧美日韩久久| 欧美一区日韩一区| 从欧美一区二区三区| 亚洲成人动漫在线免费观看| 精品卡一卡二卡三卡四在线| www.在线成人| 日韩高清一级片| 国产精品美女久久久久aⅴ国产馆 国产精品美女久久久久av爽李琼 国产精品美女久久久久高潮 | 蜜臀久久99精品久久久久宅男 | 丰满白嫩尤物一区二区| 艳妇臀荡乳欲伦亚洲一区| 精品av综合导航| 色哟哟日韩精品| 韩国欧美一区二区| 亚洲尤物在线视频观看| 久久综合狠狠综合久久激情| 91久久国产最好的精华液| 激情综合亚洲精品| 亚洲自拍都市欧美小说| 国产欧美日韩精品在线| 欧美精品tushy高清| 成人激情小说网站| 免费人成在线不卡| 亚洲视频一二三区| 精品国产三级a在线观看| 色综合中文字幕国产 | 精品国产伦一区二区三区免费| 99热这里都是精品| 另类人妖一区二区av| 一区二区三区四区中文字幕| 久久精品人人爽人人爽| 3751色影院一区二区三区| 99视频有精品| 国产乱对白刺激视频不卡| 午夜av一区二区| 亚洲欧美色图小说| 久久久国产精品不卡| 宅男在线国产精品| 欧美综合一区二区| 成人免费观看视频| 黄色精品一二区| 日日骚欧美日韩| 亚洲伦在线观看| 久久精品亚洲一区二区三区浴池| 欧美老女人在线| 欧洲亚洲精品在线| 不卡av在线网| 国产一区二区三区日韩| 日韩福利电影在线观看| 亚洲综合免费观看高清完整版| 国产精品日韩成人| 2017欧美狠狠色| 欧美另类变人与禽xxxxx| 色女孩综合影院| 成人18视频在线播放| 国产综合色产在线精品| 日韩不卡免费视频| 无码av免费一区二区三区试看| 亚洲色图欧洲色图| 国产精品久久久久9999吃药| 国产亚洲女人久久久久毛片| 日韩午夜在线观看视频| 欧美电影在线免费观看| 欧美亚洲一区二区在线观看| 99久久精品一区| 不卡视频在线看| 成人免费视频国产在线观看| 国产美女一区二区| 国内成人精品2018免费看| 久热成人在线视频| 奇米777欧美一区二区| 天天色图综合网| 亚洲成av人片在线| 亚洲国产精品一区二区久久| 亚洲综合一区二区| 亚洲一区在线视频| 亚洲一区二区免费视频| 亚洲午夜羞羞片| 亚洲一区视频在线观看视频| 一区二区三区国产精品| 亚洲同性同志一二三专区| 中文字幕在线免费不卡| 亚洲欧美日本在线| 一区二区三区在线播放| 亚洲福利视频一区| 水蜜桃久久夜色精品一区的特点| 亚洲电影视频在线| 午夜精品久久久久久久| 天使萌一区二区三区免费观看| 午夜成人免费视频| 蜜臀av亚洲一区中文字幕| 六月丁香综合在线视频| 精品中文av资源站在线观看| 国内不卡的二区三区中文字幕 | 日本一区二区视频在线观看| 日本一区二区三区免费乱视频 | 亚洲国产裸拍裸体视频在线观看乱了 | 国产成人在线视频播放| 成人免费视频caoporn| 97精品国产露脸对白| 日本高清免费不卡视频| 欧美日韩一级片网站| 91精品国产综合久久久久久久| 日韩一级片在线播放| 精品国精品国产| 国产欧美日韩在线看| 亚洲男人的天堂一区二区| 亚洲国产日韩综合久久精品| 欧美bbbbb| 国产盗摄一区二区三区| 91在线精品一区二区三区| 色八戒一区二区三区| 5月丁香婷婷综合| 久久尤物电影视频在线观看| 中文在线资源观看网站视频免费不卡| 自拍偷自拍亚洲精品播放| 午夜影视日本亚洲欧洲精品| 另类中文字幕网| 成人app在线| 欧美日韩高清一区| 久久新电视剧免费观看| 日韩毛片视频在线看| 天天影视网天天综合色在线播放| 精品一二三四在线| 成人免费观看视频| 欧美日韩另类一区| 久久欧美中文字幕| 亚洲欧美激情插 | 在线观看国产精品网站| 日韩欧美中文字幕一区| 国产精品情趣视频| 视频一区视频二区在线观看| 国产在线播放一区三区四| 91浏览器打开| 日韩视频一区二区三区在线播放| 国产日韩成人精品| 亚洲午夜三级在线| 国产精品自拍毛片| 欧美综合欧美视频| 久久久91精品国产一区二区精品| 亚洲精品va在线观看| 精品在线一区二区三区| 91色九色蝌蚪| 精品久久一二三区| 亚洲精品高清在线观看| 韩国欧美一区二区| 欧美色大人视频| 国产蜜臀97一区二区三区| 天涯成人国产亚洲精品一区av| 成人综合婷婷国产精品久久免费| 555www色欧美视频| 最好看的中文字幕久久| 久久99久久99小草精品免视看| 91女人视频在线观看| 精品久久久网站| 亚洲一卡二卡三卡四卡无卡久久 | 成人精品高清在线| 3751色影院一区二区三区| 亚洲天堂成人在线观看| 国内精品伊人久久久久av一坑| 在线观看视频一区二区| 国产日产亚洲精品系列| 日韩国产精品久久久| 91视频精品在这里| 国产网红主播福利一区二区| 婷婷一区二区三区| 色视频欧美一区二区三区| 欧美激情一区三区| 久久国产精品无码网站| 欧美日韩专区在线| 亚洲色图都市小说| 成人性视频网站| 日韩精品一区二区三区四区视频| 一区2区3区在线看| www.欧美.com| 2023国产精品自拍| 美女视频黄久久| 欧美日韩中字一区| 亚洲免费视频中文字幕| 成人精品亚洲人成在线| 久久夜色精品国产欧美乱极品| 秋霞国产午夜精品免费视频|