PLC梯形图的语句表咋写？求大神指教！！！！！

Question

西门子S7-300

Answer 1

NETWORK1
A I 0.2
S Q 4.0
NETWORK2
A I 0.2
S Q 18.1
NETWORK3
ON I 0.0
ON I 0.1
O Q 4.1
O I 0.3
R Q 4.0
NETWORK4
ON I 0.0
ON I 0.1
O Q 4.0
O I 0.2
R Q 4.1
NETWORK5
A(
O I 0.2
O Q 4.0
)
A I 0.0
A I 0.1
AN Q 4.1
= Q 4.0
NETWORK6
A(
O I 0.3
O Q 4.1
)
A I 0.0
A I 0.1
AN Q 4.0
= Q 4.1

我写了这么半天，记得要给分哦。