小儿死亡率最高的时期是() ["A.出生到1岁
","B.出生到2岁
","C.1岁到3岁
","D.1岁到4岁
","E.2岁到4岁"]
油脂漆主要以()为成膜物质; ["动物油","甘油","乙酸乙脂","植物油"]
检验X6132型铣床主轴轴肩支承面的圆跳动误差,需将百分表测头顶在()。 ["主轴端面边缘处","主轴圆周面上","主轴轴肩外圆周面处","主轴轴肩支承面边缘处"]
朱光潜明确主张散文要讲究() ["语言美","音乐美","建筑美","声音节奏"]
ZG80―1500型电力机车的高速开关总动作时间为()秒。 ["0.002—0.005","0.01—0.03","0.2—0.5","0.03—0.05"]
被誉为“质量管理领域圣经”的是哪部著作,是哪年出版,目前已出第几版了?