A、profile
B、evaluator
C、feedback
D、extent
A.Surface tension B.Adhesive bond
C.Cohesive force D.Contact bonding
A、Study AB: åmA(F) = -q×L×L/2 + S2 ×L/2 - P×3L/4 = 0
B、Study ABCDE: åmA(F) = -q×2L×L + S2 ×L/2 + S3×3L/2 - P×3L/4 + YB×L + NC×2L = 0
C、Study BC: åmB(F) = -q×L×L/2 – S3 ×L/2 – S5×L/2 + NC×L = 0
D、Study ABCDE: åmA(F) = -q×2L×L - P×3L/4 + NC×2L = 0
A、The increase in surface area
B、The reduction in surface area
C、The increase in driving forces
D、The reduction in driving forces
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