为了平衡曲柄滑块机构ABC中滑块C的往复惯性力(曲柄和连杆质量不计)，在原 机构上附加一对称滑块机构。设滑块C和C’质量相等，， 机构在运转时能达到。

A、a finite-time DTSMC law to achieve the objective for the spacecraft with variable tilt of flexible structures using the characteristic modeling method

B、the problem of testing linear hypotheses in linear regression models with MPE distribution for the within-subject errors

C、other disadvantages like code bloating and maintainability problems

D、the consensus point within the non-empty intersection of different convex sets

E、a residual CD monitoring method by using amplitude ratio of asynchronous delay-tap sampling plot

A、2t3-3t2(rad/s);6t2-6t(m/s2)

B、4t3-3t2(rad/s);6t2-6t(m/s2)

C、4t3-3t2(rad/s);12t2-6t(m/s2)

D、2t3-3t2(rad/s);12t2-6t(m/s2)

A、重根且为正实数

B、重根且为复数，具有正实部

C、重根且为负实数

D、重根且为复数，具有负实部

A、1) 2) 3) 4)

B、1) 2) 3) 5)

C、1) 3) 4) 5)

D、1) 2) 3) 4) 5)