产后子宫复旧机制,下列哪项是正确的() A.肌细胞萎缩 B.肌细胞数目减少 C.肌纤 发布时间:2017-06-02 15:16 │ 来源:www.tikuol.com 题型:单项选择题 问题: 产后子宫复旧机制,下列哪项是正确的()A.肌细胞萎缩B.肌细胞数目减少C.肌纤维再增生D.肌细胞的胞质蛋白减少,细胞缩小E.肌纤维间的弹力纤维消失
题型:单项选择题 化学与材料、生活和环境密切相关。下列说法不正确的是A.“地沟油”禁止食用,但可用来制造肥皂B.煤经过气化或液化处理,可获得清洁能源等C.塑料、聚酯纤维和光导纤维都属有机高分子材料D.开发利用可燃冰(固态甲烷水合物)有助于缓解能源紧缺 查看答案
题型:单项选择题 According to the T-Boat regulations the reason for providing adequate ventilation for a battery storage area is to prevent().A.accumulation of carbon dioxide gas that chokes the batteryB.accumulation of explosive and toxic gases the battery can generateC.mildew or dry rot in the battery boxD.battery failure including battery case meltdown caused by excessive heat 查看答案