vermicular

基本解释

The morphology of the granite like except in Vermicular and in hypabyssal rocks and lavas were spotted six party crystal double cone, it is shaped granular crystals in most cases.
其形态除在文像花岗岩中呈蠕虫状外和在浅成岩和喷出岩中可呈六方双锥的斑晶外，在绝大多数情况下呈它形粒状的晶体。
By optimizing design and conducting a series of tests, a kind of special vermicular iron with excellent properties was chosen as the material for making the braking disc.
通过优化设计并进行了大量的试验，选择了综合性能优异的特种蠕墨铸铁作为制动盘材料。