【多选题】关于水泥性能指标的说法正确的是( )
A.
水泥颗粒粒径愈细,与水泥起反应的表面积愈大,其早期强度和后期强度都较高
B.
初凝为水泥加水拌合始至标准稠度净浆开始失去可塑性所经历的时间
C.
终凝则为浆体完全失去可塑性并开始产生强度所经历的时间
E.
硅酸盐水泥的初凝时间不得早于30min,终凝时间不得迟于6.5h
【简答题】综合填空。根据首字母提示,完成短文。 Almost everyone likes dogs, and almost everyone likes to read s 1 about dogs. I have a friend. He has a large police dog n 2 Jack. Police dogs are very clever. Every Sunday afternoo...
【简答题】A.She wanted to make everyone else interested. B.She found the meeting uninteresting. C.She was listening attentively to the other people. D.She wanted everyone at the meeting to be quiet.
【单选题】下面的C语言程序的运行结果是(__)。提示:1074790400=2^30+2^20,16400=2^14+2^4。 /* m1.c */ #include int x=100; short y=1, z=2; int main() { p1(); printf(“x=%d, z=%d\n”, x, z); } /* m2.c */ double x; void p1() { x= -1.0; }
【单选题】According to the girl, what will one' s impatience lead to ?
A.
Everyone will look down upon you.
B.
Everyone will laugh at you.
C.
Everyone will be cruel to you.
D.
Everyone doesn't want to cooperate with you.
【简答题】水泥加水拌和起至标准稠度净浆开始失去可塑性所需的时间,称为 。
【简答题】S1:Please ask everyone to watch a safety video.S2:Is it about knowledge on ISPS?Q:What is everyone asked to do?A. To have ISPS safety videotape B. To have more knowledge about ISM C. To watch a safety...
【判断题】在百度里检索时,进行缩检,为了精确检索,例如,为了只搜索出含有sounds good的网页,但不搜出good sounds,可以在搜索时加上双引号。
【单选题】As is known to everyone, it ’ s no use ____ the poultry merely on grains.
【单选题】The price of the real estate in this area may ________ to unexpected values, so everyone should be conscious of the maximum price that he would want to pay for a particular property.