【判断题】因海水中氯离子的含量很高,因此大多数金属,如铁、钢、铸铁、锌、镉等,在海水中是不能建立钝态的。
【单选题】在施工缝处继续浇筑混凝土时,应先做到的条件不包括 ( )
C.
已浇混凝土的强度达到 0. 5N / mm 2
D.
在施工缝处先铺一层与混凝土成分相同的水泥砂浆
【判断题】The value of human capital is intangible and its contribution to the organization is not measurable, even though it is of critical importance to the organization' s success.