过去我們制造乙型閘瓦泥心采用老办法,每工只能做450个。后組模型工范志斌同志积极想办法,制造一套漏板模具,每小时就能做四百个,大大地提高生产效率。漏板是用木料制成的,上面挖有沟縫。底板也用木料制成,当中嵌夹有1/16〃厚的鉄板;鉄板插入漏板的沟縫中,1/16〃 In the past, we used the old method of making sluice brakes, and each work could only do 450. After the group of model workers Comrade Fan Zhinin actively find ways to create a set of mold leakage, can do four hundred an hour, greatly improving production efficiency. Leak board is made of wood, dug ditch above. The floor is also made of wood, which is embedded with 1 / 16〃 thick slab board; slab board inserted into the leak plate gap, 1/16 "