grain-boundariesBNC¹⁷³⁹⁹⁵⁺² 基本例句 晶界原型grain-boundary的复数 It was thought that the dislocation motion in grains and grain-boundaries, as an important coordination mechanism, promoted the development of grain- boundary sliding. 研究认为，品界和晶内位借运动作为重要的协调机制，促进了晶界滑动的顺利进行。 cnki