变形缝包括()。 ["A、分仓缝","B、防震缝","C、伸缩缝","D、沉降缝"]
骨盆骨折中坐骨结节骨折有移位者,应使患者:() ["侧卧","平卧","仰卧","俯卧","保持损伤时的体位"]
未损伤骨盆后部负重弓者,伤后几周练习下肢肌肉收缩及踝关节屈伸运动:() ["第1周","第2周","第3周","第4周","第6周"]
低云包括()()()()()
影响砌体抗压强度的因素有()。 ["A、块材和砂浆的强度","B、块材的尺寸和形状","C、砌体的砌筑方法","D、砂浆铺砌时的流动性"]
中云包括()()。