โรงเรียนประชาพัฒนาวิทย์ Operating from the South African-registered research ship, the Agulhas II, this earlier effort actually managed to ข่าวประชาสัมพันธ์ get over the sinking นานาสาระ location, recorded by Shackleton's skipper and skilled navigator, Frank Worsley, as 68°39'30.0" South and 52°26'30.0" West.Once on site forum during this previous expedition, they deployed an autonomous underwater vehicle (AUV) to survey the seafloor, ติดต่อเรา but after 20 hours below, the robot dropped communications and that wretched sea-ice then closed in to force the Agulhas II to retreat. สัตว์