煤气炉打压是长期以来未曾解决的问题。王明海小组在生产实践中创造了灌水打压的新方法,由原来打压需数个月之久缩短到半天时间,这是一件不平常的事。这一事实,生动的说明了正确的认识只能来源于实践,而实践是检验真理的唯一标准。毛泽东同志在《实践论》中说:“无论何人要认识什么事物,除了同那个事物接触,即生活于(实践 Gas furnace pressure is a problem that has not been solved for a long time. Wang Minghai’s team created a new method of irrigation and pressure in production practice. It was not unusual for the original suppression to take several months to shorten it to half a day. This fact vividly illustrates that the correct understanding can only come from practice, and practice is the sole criterion for testing truth. In Comrade Mao Zedong’s ”Theory of Practice,“ he said: ”Whatever one wants to know, except for the contact with that thing, that is, to live in (practice)