working length
英 [ˈwɜːkɪŋ leŋθ]
美 [ˈwɜːrkɪŋ leŋθ]
营业里程长度，有效里程长度（交通运输用语）
双语例句
- Accuracy of three methods of determining the working length of root canal
三种测量根管工作长度方法准确性的评价研究 - Objective: To investigate the clinical effect of Root ZX electronic apex locator in measuring posterior teeth root canal working length.
目的：探讨rootzx根管长度电测仪测量后牙根管工作长度的临床效果。 - The traditional method is that the dentist confirm the canal working length according to his feeling of the hand when detecting the root canals, the patients sense of pain and X-ray radiographs;
传统法根据医生探测根管时的手感、患者的疼痛感和拍X光片来确定根管工作长度，根测仪法采用日本JUSTY-Ⅱ根测仪来确定根管工作长度。 - Results: For group A, 74.7% of root canals had a longer working length after preparation than before, while, for group B, there was no significant difference.
结果：A组，有74.7%根管在预备后工作长度超过预备前。B组，预备前后无明显差别。 - Objective: To observe the accuracy of electronic method ( EM), handing method ( HM) and X-raying method ( X-RM) in measuring root canal working length.
目的：比较电测法、手感法和拍片法测定根管工作长度的精确性。 - EAL can measure the working length accurately at the reading "Apex" in every age group.
根管长度电测仪所测“Apex”处读数可以作为各年龄组准确测量根管工作长度的参考读数。 - Objective: To evaluate the correlation factors on the accuracy of determining root canal working length by electronic measurement in vivo.
目的：评价患者年龄、患牙牙位、冠根状态等相关因素对根管长度电测法测定根管长度准确性的影响。 - Objective To discuss the reliability of the method of measuring working length of the upper front teeth by finger-feeling.
目的探讨指感法在测量上前牙牙体操作长度的准确度。 - The experiments results shows through adjust the die working length, control extrusion temperature and speed, which can valid reduce coarse grain structure.
结果表明，通过调整模具工作带长度、控制挤压温度和挤压速度，可以减少粗晶组织的产生。 - Conclusions Electronic apex locator is a convenient and accurate device in determination of canal working length.
结论根管长度电测法是一种准确度高、操作简便且实用的确定根管工作长度的方法。