water ballast การใช้

• It has proved easier to manage than water ballast, and more practical.
• She was schooner rigged, with pole masts, and fitted with water ballast.
• Roue de Paris uses of water ballast to provide a stable base.
• Other polar curves can be measured after loading the glider with water ballast.
• It was an all wooden cantilever mid-wing aircraft, with a high water ballast.
• Retractable wheels were allowed by 1970 and water ballast by 1972.
• The span wing mounts dive brakes and holds water ballast.
• Water ballast bags inside the wings enable loadings up to 50 kg / m?
• The " C " has fixed landing gear and no provisions for water ballast.
• The'B'also has tanks to hold water ballast rather than bags.
• One " standard " was retrofitted at the factory with water ballast for Kim Scribner.
• Coast Guard officials confirmed the cracks in the vessel's deck near the water ballast tank.
• To avoid undue stress on the airframe, gliders must jettison any water ballast before landing.
• Alongside the keel were water ballast and fuel tanks.
• The elaborate water ballast had virtually replaced the sand-and-gravel ballasts that were the industry standard previously.
• The water ballast acts as a leveler to help to keep the yachts upright under sail.
• The wing features water ballast carried inside the wing flaps and spoilerons in place of ailerons.
• The pilot can jettison the water ballast before it becomes a disadvantage in weaker thermal conditions.
• The wakes are partially created by special 1, 000-pound water ballast bags towed by the boats.
• On 15 April, she turned westward with salt water ballast and a partial cargo of ammunition.