Weight 1: the product is equipped with A( 1 10), and A( 1 10) is equipped with terminals.
Right 2: As stated in right 1, xx and A are single, and A has multiple terminals.
Right 3: As stated in right 1, there are multiple xx and A, and each A has a terminal.
Right 4: As stated in right 1, there are multiple xx and A, and each A has multiple terminals.