洗衣机的带电部件和不带电流的金属部件之间的绝缘电阻应大于()MΩ。
A.1;
B.2;
C.3;
D.4.
参考答案:B
A.He doesn’t enjoy business trips as much as he used to.
B.He doesn’t think he is capable of doing the job.
C.He thinks the pay is too low to support his family.
D.He wants to spend more time with his family.
女,47岁,近2年月经量增多,无腹痛,妇科普查时发现子宫增大如孕2个月大小,不规则。
提示:观察2年,药物治疗未见明显好转,子宫肌瘤增大如孕3个月大小,妇检子宫颈肥大,中度糜烂。最佳治疗方案是()
A.子宫肌瘤剔除术
B.子宫次全切除术
C.宫腔镜下子宫肌瘤剔除术
D.子宫全切除术
E.子宫全切除术+双侧附件切除术
F.宫腔镜下肌瘤剔除术