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今年上半年我在光明日报、人民日报发表了在我国发展混凝土小型空心砌块(简称小砌块)的意见后,收到不少来信,一致认为小砌块适合我国国情,应该加速推广。后
In the first half of this year, after I had published opinions on the development of concrete small hollow blocks (small blocks) in Guangming Daily and People’s Daily, I received a lot of letters and agreed that small blocks are suitable for China’s national conditions and should be accelerated. Rear