¤W¹Ï¬°¨®¿Õ¤ñ®Ö¹q¼tªºªm¤ô¦¡¤ÏÀ³¾¹¡]RBMK¡^¥Ü·N¹Ï¡A³o¬O¤@ºØ¿ù»~ªº³]p¡A¦]¬°¦³¡u¥¿ªÅªw«Y¼Æ¡v¡A¥ç§Y·í§N«o¤ô´î¤Ö®É®Ö¤lªº³sÂê¤ÏÀ³¤Î¿é¥X¥\²v³£·|¤W¤É¡]·PÁ¬ü°ê¯à·½³¡°ê»Ú®Ö¯à¦w¥þ¤¤¤ß´£¨Ñ¦¹¹Ï¡^¡C The RBMK reactor design pictured above was used at the Chernobyl nuclear power plant. This severly flawed design has a "positive void coefficient", meaning the nuclear chain reaction and power output increases when cooling water is lost. (Image courtesy of U.S. Dept. of Energy's International Nuclear Safety Center.)