ABCD is a crank -rocker mechanism,,shown in Fig.1 If the side link DC is a driver, γis γmin at this position, shown in Fig.2.【图片】Fig. 1【图片】Fig. 2

题目：ABCD is a crank -rocker mechanism,,shown in Fig.1 If the side link DC is a driver, γis γmin at this position, shown in Fig.2.【图片】Fig. 1【图片】Fig. 2

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