有方向性的 meaning in Chinese

directional
directive

One determines a directionally dependent property in a polycrystalline specimen .
用多晶样品来测量有方向性的特征。
The evolving route of life is predestined , it ' s not evolving randomly at all directions
生命的发展是有方向性的。不是无规则的朝各个方向发展。
Prof . sun kwok , chair professor and dean of science at the university of hong kong , believes that the rings seen in hubble 12 are related to the shaping of the nebula : " a series of fast , directional , periodic pulse ejections from the star carve out the remnants of previously ejected material and create the hourglass shape
郭教授相信，这些从哈勃12号星云观测所见的层圈，和星云的形成不无关系。一连串高速周期性有方向性的爆发，将哈勃12号星云雕刻成这漏斗形状。
Material is ejected into the crushing chamber by means of high speed ejection flow formed by high - pressure air through charging ejector , and the crushing nozzles outside ejects high - speed airflow into the crushing chamber at certain direction , making the materials severely collided and fractionated , and thus crushed
该机是靠高压气体通过加料喷射器所形成的高速射流，使粉碎原料被射入料碎室，粉碎室外围的粉碎喷嘴，有方向性的向粉碎室喷射高速气流，使物料间产生激烈的碰撞，磨擦而获得粉碎。