46Ladders used in the fire service have many pieces and parts. Which part is not part of a fire service ladder?
(A) Rope
(B) Ream
(C) Pulley
(D) Halyard

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統計: A(3), B(10), C(2), D(8), E(0) #3007075

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#5779069
(a) rope 繩子 (b) rea...
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