块规
block gauge
1. 块规：block gap 块间隔 | block gauge 块规 | block glacier 块状冰川
2. 量块：Thickness meter 測厚儀 | Block gauge 量塊 | 2D measurement instrument 二次元
3. 量块,块规：block ferrite || 不均质铁素体,破碎状铁素体 | block gauge || 量块,块规 | block glass || 玻璃块