《水工混凝土试验规程》自1982年颁发以来,一些人对试验规程中的512(2)-80快冻法提出较多意见,其主要意见有:慢冻法与快冻法并列,不易分清两种试验方法的主次关系;快冻法较慢冻法破损严重,若采用快冻法,则实质是提高了抗冻性标号,增加了水泥用 Since the Hydraulic Concrete Test Procedures was issued in 1982, some people have put forward many opinions on the 512 (2) -80 rapid freezing method in the test procedures. The main opinions are as follows: the combination of slow-freezing method and fast-freezing method is not easy to distinguish The two test methods, the primary and secondary relationships; fast freezing method is more serious damage to the frozen method, if the use of fast freezing method, the essence is to raise the frost resistance label, an increase of cement