unit surface conductance

例句：

1. 1. The newmaterial has a higher unit surface conductancethan the old one.
   这种新材料的单位表面积导电率比旧的高。
2. 2. Theresearcher found that the unit surface conductance of the material was affected by thetemperature.
   研究者发现该材料的单位表面积导电率受温度影响。
3. 3. Theengineer calculated the unit surfaceconductance of the circuit toensure it would work properly.
   工程师计算了电路的单位表面积导电率以确保其能正常工作。