制动装置的上拉杆在制动时,其杆身承受的应力是()。
参考答案:拉应力
股骨头缺血性坏死患者出现髋部酸胀不适,疼痛不甚,游走于髋膝关节间,轻度跛行,活动受限,舌苔厚腻,舌体胖大有齿痕。治疗应首选的方剂是()
A.加味二陈汤或四妙散加减
B.六味地黄丸加减
C.右归丸加减
D.身痛逐瘀汤加减
E.以上都不是
On Teachers' Day,we all went to school______to see our teachers.
A. especially B. specially C. particularly D. attentively