文档介绍：各种国际单位换算 1 、长度 1 meter (米) = inches (英寸) = feet (英尺) = (码) 1 foot (英尺) = (米) =12 inches (英寸) = (码) 1 inch (英寸) = centimeters (厘米) 1 centimeters (厘米) =10 millimeters (毫米) = inch (英寸) 1 millimeter (毫米) = meter (米) = centimeter (厘米) = (英寸) 1 fathom (英寻) = 6feet (英尺) = (米) 1 rod (杆) = feet (英尺) =5 meters (米) 1 chain (链) =4 rods (杆) =66 feet (英尺) =20 meters (米) 1 furlong (弗隆) =10 chains (链) =40 rods (杆) =660 feet (英尺) = 200meters (米) 1 kilometer (千米) =1000 meters (米) = (英里) = miles (海里) 1 mile (英里) = 5280feet (英尺) = 8furlongs (弗隆) = kilometers (千米) 1 nautical mile (海里) = mile (英里) 1丈=10 尺=100 寸 1寸= 厘米 2 、面积 1 square centimeter (平方厘米) = square inch (平方英寸) 1 square foot ( 平方英尺) =144 square inches ( 平方英寸) =929 square centimeters (平方厘米) 1 square yard (平方码) =9 square feet (平方英尺) = square meters (平方米) 1 square meter ( 平方米) = square feet ( 平方英尺) = square yards (平方码) =1 million square millimeters (百万平方毫米) 1 hectare (公顷) =10000 square meters ( 平方米) = square kilometers (平方千米) = acres (英亩) 1 acre (英亩) =43560 square feet (平方英尺) = hectares (公顷) 1 square kilometer ( 平方千米) =100 hectares (公顷) =1 million square meters (百万平方米) = square miles (平方英里) =247 acres (英亩) 1 square mile (平方英里) =640 acres (英亩) = square kilometers (平方千米) 3 、体积 1 cubic cent