다음과 같은 대화상자를 통하여 입력합니다.       
  
Modify Effective Section Properties 대화상자 
   
  Section List    리스트에는 Uplight Cold Formed단면만 보이게 되며, Cold Formed Channel단면은 프로그램이 자동으로 단면성능을 계산하기 때문에 리스트에 보이지 않습니다.     
  Properties for Design
  Uplight Cold Formed Section의 한계상태체크에 적용되는 유효단면성능을 입력합니다. 
  A_eff: Effective cross section area 
   A_net: Perforated cross section area which excludes hole area 
   Iy_eff: Effective moment of inertia about the element's local y-direction 
   Iz_eff: Effective moment of inertia about the element's local z-direction 
   Wy_eff: Effective section modulus about the element's local y-direction 
   Wz_eff: Effective section modulus about the element's local z-direction 
   It_eff: Effective torsional constant 
   Iw_eff: Effective warping constant 
   Cy_eff: Distance from the section's neutral axis to the extreme fiber of the element in the local (+)y-direction 
  Cz_eff: Distance from the section's neutral axis to the extreme fiber of the element in the local (+)z-direction 
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