data and power solutions. In autumn, Osmanthus fragrans is fragrant. The second "smart ocean · underwater attack and defense" scientific and technological innovation forum was held in Qingdao National Laboratory of marine science and technology from September 23 to 24. More than 270 experts and scholars from 64 units and local authorities, universities, scientific research institutions and related enterprises attended the meeting. The theme of this forum is "gathering technological innovation and progress of underwater attack and defense and marine engineering equipment, promoting China's construction of intelligent ocean and underwater attack and defense equipment power and making new achievements". It is co sponsored by China Shipbuilding Engineering Society, Qingdao National Laboratory of marine science and technology pilot, the 710th Research Institute of China Shipbuilding Group Co., Ltd. and Qingdao Blue Valley administration《 Digital ocean and underwater attack and defense, Qingdao Haishan Marine Equipment Co., Ltd. and related academic groups.

Micro watertight connector 2-core / 3-core / 4-core / 5-core / 6-core / 8-core water depth: 7000 m pressure resistance: 800ac resistance: 200m Ω - 199.9 current: single core 10A (2-4-core), single core 5A (5-8-core) installation thread: 7 / 16-20unf standard configuration: 316L stainless steel base (with 0.3 meter wire), cable head (with 1 meter), nut, gasket, O-ring (fluororubber, size inner diameter 12.5 * 1.8) cable length can be customized. Matching plugging times: > 500 times, working temperature: (- 50-100 ℃) installation requirements: within the diameter of 25 mm around the installation threaded hole, the roughness of the end face is above Ra1.6.