高聚物改性沥青防水卷材克服了传统沥青防水卷材()的不足
A、成本高
B、温度稳定性差
C、延伸率小
D、温度稳定性差及延伸率小
参考答案:D
联系上下文,补全对话。
Lucy: 1._______ 2._______ a birthday in June?
Sarah: Me.
Lucy: What's the 3.________?
Sarah: It's June lst.
Lucy: Oh, It's 4._________ Day.
Sarah: 5._______ is your birthday?
Lucy: It's October 15th.
下面关于宫颈癌的转移,不恰当的是()
A.血行转移常发生在晚期
B.淋巴转移最常见
C.主要是直接蔓延及淋巴转移
D.向下沿 * * 黏膜蔓延
E.向两旁至主韧带、 * * 旁组织