1.Acropetal differentiation of the cambium layer continues as the primary root elongates.
形成层的向顶分化像初生根伸长一样在继续。
2.Methods The extirpation operation for orbital plexiform venous hemangioma were performed for 2 cases by elongate lateral canthotomy combined conjunctivotomy.
方法对我院2例眼眶静脉性蔓状血管瘤患者,采用外眦延长联合结膜切手术摘。
3.Backwashingable filter can blow down at any moment and backflush the filter without pumping off,which improves the application effect,reduces the cost and elongate the working life.