每验收批砂石至少应进行哪些检验？对于碎石或卵石，还应检验那个_爱下问搜题

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问题问答题简答题

每验收批砂石至少应进行哪些检验？对于碎石或卵石，还应检验那个指标？对于海砂，还应检验那些指标？对于人工砂及混合砂，还应检验那个指标？

答案

参考答案：

每验收批砂石至少应进行颗粒级配、含泥量、泥块含量检验。

对于碎石或卵石，还应检验针片状颗粒含量；对于海砂，还应检验氯离子含量和贝壳含量；对于人工砂及混合砂，还应检验石粉含量。

单项选择题

格构式独脚桅杆的起重量可达（）t。

A．60

B．80

C．100

D．120

完形填空

After the quake hit northeast Japan on March 11, many moving stories that I saw with my own eyes happened around me.
I had to walk home since all the 41 had stopped after the earthquake. On my way home I 42 an old lady at a bakery shop who was giving out free bread, which made my heart 43 . A man was holding a sign that said, “Please use our 44 .” He was 45 his house for people to go to the restroom.
My friend wanted to 46 others. He stood in the cold with a sign “If you’re okay with a motorcycle, I will 47 you to your house.” And then I saw him take one gentleman home, all the way to a faraway place!
Then next day I drove to 48 my car with gas. There is a lack (缺乏) of 49 now and many gas stations are either closed or have very 50 lines. I got 51 , since I was behind 15 cars. Finally, when it was my 52 , the man smiled and said, “ 53 this situation, we are only giving $30 worth gas per person. Is that alright?” “ 54 . I’m just glad that we are all able to 55 ,” I said. His smile gave me so much comfort.
I saw a man at the evacuation (疏散) center 56 when people brought food to him. It was the first time in three days that food was brought to their center. However, after he wiped the tears, his next 57 surprised me. “I am very 58 that we are provided with food. But people in the city next to us haven’t 59 any food at all. Please go to that center as well.” And when hearing that, I realized there is a bright future on the other side of this 60 .

A．information

B．Together with