Specialists examine Jiaolong

Specialists examine a mechanical arm of the Jiaolong, China's manned submersible, aboard the Xiangyanghong 09 scientific research vessel, June 30, 2012. The Jiaolong has successfully completed its program of deep-sea dives, with a sixth and final dive to 7,000 meters in the Mariana Trench in the Pacific Ocean on 30th June. It will now enter a trial period of application after having come through its program of trial dives to depths ranging from 1,000 to 7,000 meters in the deepest part of the world's oceans.
马里亚纳海沟mǎ lǐ yà nà hǎigōu:Mariana Trench
太平洋tài píng yáng:Pacific Ocean

Specialists contact with submersible

Specialists contact with China's manned submersible, the Jiaolong, which is making a deep-sea dive, aboard the Xiangyanghong 09 scientific research vessel, June 30, 2012. The Jiaolong has successfully completed its program of deep-sea dives, with a sixth and final dive to 7,000 meters in the Mariana Trench in the Pacific Ocean on Saturday. It will now enter a trial period of application after having come through its program of trial dives to depths ranging from 1,000 to 7,000 meters in the deepest part of the world's oceans.
潜水艇qiánshuǐ tǐng：submersible
专家zhuān jiā：Specialist

Specialists conduct maintenance work

Specialists conduct maintenance work for the voice transmission device of China's manned submersible, the Jiaolong, aboard the Xiangyanghong 09 scientific research vessel, June 30, 2012. The Jiaolong has successfully completed its program of deep-sea dives, with a sixth and final dive to 7,000 meters in the Mariana Trench in the Pacific Ocean on Saturday. It will now enter a trial period of application after having come through its program of trial dives to depths ranging from 1,000 to 7,000 meters in the deepest part of the world's oceans.
深海shēn hǎi：deep-sea 

Liu Feng, the chief commander of Jiaolong

Liu Feng, who is the chief commander of the trial dives of the Jiaolong, China's manned submersible, makes comments on a 7,035-meter dive mission of the submersible aboard the Xiangyanghong 09 scientific research vessel, June 30, 2012. The Jiaolong has successfully completed its program of deep-sea dives, with a sixth and final dive to 7,000 meters in the Mariana Trench in the Pacific Ocean on Saturday. It will now enter a trial period of application after having come through its program of trial dives to depths ranging from 1,000 to 7,000 meters in the deepest part of the world's oceans.
军长jūn zhǎng：chief commander