下列关于粗骨料强度说法有误的一项是（） -题库考试答案搜索网

下列关于粗骨料强度说法有误的一项是（）

单选题

2022-01-03 23:59

A、粗骨料在混凝土中要形成结实的骨架，故其强度要满足一定的要求
B、粗骨料的强度有立方体抗压强度和压碎指标值两种
C、压碎指标值越大，说明骨料的强度越小
D、压碎指标值是浸水饱和状态下的骨料母体岩石的抗压强度值

查看答案

正确答案

D

试题解析

标签：国家开放大学(建筑材料(A)) 专科建筑施工与管理

感兴趣题目

设a=5，b=4，c=3，d=2下列表达式的值是 3＞2*b Or a=c And b＜＞C Or c＞d

设a=5，b=4，c=3，d=2下列表达式的值是（）。3 > 2 * b Or a = c And b <> c Or c > d

设a=5，b=4，c=3，d=2，下列表达式的值是 3＞2*b Or a=c And b＜＞c Or c＞d

设a=2，b=3，c=4，d=5，下列表达式的值是（）。 3>2*b Or a=c And bc Or ba+c

设a=2，b=3，c=4，d=5，下列表达式的值是（）。 3>2*b Or a=c And b<>c Or b<>a+c

设a=′′a′′，b=′′b′′，c=′′c′′，d=′′d′′，执行语句x=IIf（（ad），′′A′′，′′B′′）后，x的值为（　　）。

关于粗骨料，下列说法正确的有（）。

Project（71）is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

Project ______is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

● Project（71）is an uncertain event or condition that, if it occurs, has a positive or a negative effect on at least one project objective, such as time, cost, scope, or quality.（71）

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

A mark or place at which a vessel comes under obligatory entry，transit，or escort procedure is know as（）.

相关题目: A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.; A cabinet or space containing the controls or valves for the fixed firefighting system must be（）.; A cabinet or space containing the controls or valves for the fixed firefighting system must be（）.; _________ in a person’s speech or writing usually ranges on a continuum from casual or colloquial to formal or polite according to the type of communicative situation.; 下列关于材料实验及材料强度实验说法有误的一项是( ); 下列关于建筑材料在建筑工程中的作用说法有误的一项是（）; CASE OF DEATH OR SERIOUS INJURY TO A PERSON IN AN ACCIDENT OR SHIPPING DISASTER is（）.; When a vessel sees the other ahead or nearly ahead，by night she could see the masthead lights of the other in a line or nearly in a line or both side lights，（）shall be deemed to exist.; 已知A=40；B=30；C=100；D=50，逻辑“与”运算符为and，“或”运算符为or，“非”运算符为not。计算表达式（A>B+20）or（B+60<>; 设a=5，b=4，c=3，d=2，则表达式3＞2*b Or a=c And b＜＞c Or c＞d的值是; 设a=5，b=4，c=3，d=2，则表达式3＞2*b Or a=c And b＜＞c Or c＞d的值是; The Urgency Signal（）indicates that the station calling has a very urgent message to transmit concerning the safety of a ship or aircraft，or of some person on board or within sight.; （）means any person by whom or in whose name or on whose behalf a contract of carriage of goods by sea has been concluded with a carrier，or any person by whom or in whose name or on whose behalf the goods are actually delivered to the carrier in relation to the contract of carriage of goods by sea.; If he is a common carrier，he is absolutely responsible to the owner of the goods carried （）any loss or damage to them unless caused by an Act of God or the Queen’s enemies，or the inherent vice in the goods themselves，or the negligence of the owner of the goods，or a general average sacrifice.; 下列关于建筑石膏性质说法有误的一项是（）; 下列关于粗骨料强度说法有误的一项是（）; 下列关于材料实验及材料强度实验说法有误的一项是( ); 设a=5，b=4，c=3，d=2，则表达式3＞2术b Or a=c And b＜＞c Or c＞d的值是; 设a=5，b=4，c=3，d=2，下列表达式的值是 3＞2*b Or a=c And b＜＞C Or c＞d; 设a=5，b=4，c=3，d=2，下列表达式的值是( )。 3＞2*b Or a=c And b＜＞c Or c＞d

广告位招租WX:84302438

题库考试答案搜索网

免费的网站请分享给朋友吧