Cutting the knot which it cannot untwist.
来自Coleridge
Test for strongest, untwist and split impatient of the ferro - concrete products.
强化混凝土的最大强度, 耐弯折和耐裂度测试.
Polarization makes the micro - crystal growth from twist to untwist , thus the characteristic loop pattern disappears gradually.
在外场的“牵引”下, 环状消光环消失,表明球晶的辐射状片晶由扭曲生长转变为伸直生长.