The nurse instructs the female client concerning hormone replacement therapy for menopausal symptoms. Which of the following points should the nurse include in the client’s teaching plan()

A. Estrogen therapy eliminates the need for supplemental calcium intake.

B. Estrogen therapy can reduce the risk of menopausal bone loss.

C. The risk of uterine cancer is decreased after menopause.

D. Smoking is associated with a later onset of menopause.

隔板导叶表面发生凹坑、凸包及出汽边弯曲时，怎样处理？