属于精细运动协调功能正确的是() ["翻身","站立","手指抓握","行走","坐"]
具有"白颈"特征的是() ["白扁豆","豆蔻","地龙","白芍","白芷"]
通常橡皮塞的灭菌方法为() ["150~180℃,2~3h干热灭菌","121℃,1h热压灭菌","100℃流通蒸气,30min灭菌","60~80℃水中,低温间歇灭菌","以上都不是"]
协调功能评定的适应证错误的是() ["锥体外系运动失调","感觉性运动失调","小脑性运动失调","前庭性运动失调","精神功能障碍"]
某基坑支护结构安全等级为二级,垂直开挖,采用复合土钉墙支护,设一排预应力锚杆,锚杆水平间距1m,结构计算宽度1m,自由段长度为5.0m。已知锚杆计算宽度内的弹性支点水平反力值为250kN,水平倾角20°,锚孔直径为150mm,土层与砂浆锚固体的极限黏结强度标准值qsik=46kPa,锚杆极限抗拔承载力标准值RK=1.3NK。锚杆的设计长度至少应取()时才能满足要求。() ["16.0m","18.0m","21.0m","24.0m"]
硬数据