制块 meaning in Chinese

clamdog
clamp dog

Steel slip gauge
钢制块规
Hard coal briquetting - plants ; definition , specification , testprocedures on briquette - processes
无烟煤制块厂.煤制块加工的定义规范试验程序
Machines for the manufacture of constructional products from concrete and calcium - silicate - safety - part 2 : block making machines
混凝土和硅酸钙建筑产品的生产机器.安全性.第2部分:制块机