干砌片石护坡采用卵石砌筑时，同层卵石块径应大体一致，卵石()，裁砌挤紧。 ["短轴应平行坡面","短轴应垂直坡面","长轴应平行坡面","长轴应垂直坡面"]
阴道毛滴虫生长繁殖适宜的pH值是() ["A．3.8～4.4","B．＜3.8","C．7.0左右","D．＜4.4","E．＞7.5"]
Codman三角
利用洞室内外的温差或风压差来实现通风的方式是()。 ["压入式通风","吸出式通风","自然通风","混合式通风"]
属于原发良性骨肿瘤的是()t(11;22)(q24;ql2)多存在于()X染色体和l8号染色体相互易位多存在于() ["A．骨软骨瘤","B．滑膜肉瘤","C．脊索瘤","D．骨纤维肉瘤","E．Ewing肉瘤"]
“日光射线”形态
