髓孔 meaning in Chinese

pith cavity

Methods : the method is to till the perforated and dried pulp cavity with thesterilized eugenol cotton ball and block it after one or two days with the pulp devitalizer
方法：将蘸有适量消炎痛粉的丁香油棉球( "消丁球" )置入已做好穿髓孔并且干燥好的窝洞中，暂封1 2天后再封入乳牙失活剂。
Results showed that due to the sharp difference between diameters at the upper and lower parts of the canal , the high - speed air - flow at the lower - end opening can drain the fluid below the opening out while the lower - speed air - flow al the upper opening is not likely to make the saliva and see page in the oral cavity reenter the root cavity
结果发现：由于根管两端管迳相差悬殊，根尖孔?生的高速气流冲击，吸引根尖液，可引流低于根尖孔的液体；另一方面，开髓孔低速气流不易将口腔内唾液、渗出物重新带入根尖腔。