<s>
Direct	O
integration	O
is	O
a	O
structural	B-Algorithm
analysis	I-Algorithm
method	O
for	O
measuring	O
internal	O
shear	O
,	O
internal	O
moment	O
,	O
rotation	O
,	O
and	O
deflection	O
of	O
a	O
beam	O
.	O
</s>
<s>
For	O
internal	O
shear	O
and	O
moment	O
,	O
the	O
constants	O
can	O
be	O
found	O
by	O
analyzing	O
the	O
beam	O
's	O
free	B-Application
body	I-Application
diagram	I-Application
.	O
</s>
