ysm

The results show that friction materials with YSM modified phenolic resin have better mechanical and friction properties than those with pure phenolic resin .

结果表明，腰果壳油改性酚醛树脂为基体的摩擦材料的摩擦、耐热和力学性能，均优于纯酚醛树脂基摩擦材料。

The ovarian tumor patients with shorter YSM has a higher probability than that with longer YSM . 4 .

绝经年限短的患者较绝经年限长的患者卵巢恶性肿瘤的发生率高。

FSH were found decreased only in the treated group with YSM beyond 5 ( P < 0.01 ); which was in consistent with the change of bone mass .

治疗组的FSH下降，仅绝经5年以上组有意义（P<0.01）。

The serum OPG was negatively related to height and YSM , and in postmenopausal and perimenopausal women were significantly higher than in premenopausal women .

女性骨保护素与身高、绝经年限负相关，绝经前女性明显低于围绝经期和绝经后女性。

The serum leptin in Chinese women had significant positive correlation with age , weight , body mass index ( BMI ), but was not related with height , age at menopause ( AM ), years since menopause ( YSM ) .

本组女性血清瘦素水平与年龄、体重、体重指数呈正相关，与身高、绝经年龄、绝经年限无相关性。