赤仄五铢，对“赤仄”这两字的理解以及它的形制特点的探讨，困扰了钱币界多年，这个汉武帝留下的千古之谜，迄今仍无谜底。有以形制变化如小五铢、鱼形器，以文字变化如五字交笔缓曲、铢字中竖直长，或以符记变化如面穿上横杠、面四决文为赤仄五铢之说。各种标新立异的“赤仄 Chek Wuzhu, “Chek Chek” understanding of the two characters and its shape and characteristics of the discussion, plagued the coin sector for many years, the Han Emperor Wu left behind the eternal mystery, so far there is no answer. There are changes in the form of a small five baht, fish shaped device to change the text, such as the five-character handwriting slow song, baht vertical or long, or to change the character such as surface to wear a horizontal bar, Five baht said. A variety of unconventional "Chek Chek