Based on the design code of concrete structure(GBJ10-89), the paper gives the nominal tensile stress method of controlling crack width in prestressed concrete structure of punchy bars.是什么意思_Based on the design code of concrete structure(GBJ10-89), the paper gives the nominal tensile stress method of controlling crack width in prestressed concrete structure of punchy bars.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句