检验对刀件对刀精度时,首先应以夹具(),以定位面至加工面的尺寸检测对刀面是否符合要求 发布时间:2021-01-29 19:16 │ 来源:www.tikuol.com 题型:单项选择题 问题: 检验对刀件对刀精度时,首先应以夹具(),以定位面至加工面的尺寸检测对刀面是否符合要求。A、定位面为基准B、表面为基准C、夹紧面为基准D、导向面为基准
题型:单项选择题 以下程序中,select函数的功能是:在N行M列的二维数组中,选出一个最大值作为函数值返回,并通过形参传回此最大值所在的行下标,请填空。 #define N 3 #define M 3 select(int a[N] [M],int *n) int i,j,row=0,colum=0; for(i=0;i<N;i++) for(j=0;j<M;j++) if(a[i][j]>a[row][colum])row=i;colum=j; *n= (14) ; return( (15) ); void main() int a[N][M]= 9,1 1,23,6,1,15,9,17,20) ,max,n; max=select(a,&n), printf("max=%d,line=%d\n ",max,n); 查看答案
题型:单项选择题 (26分)根据材料,结合所学知识,回答下列问题。材料一:西辽河流域示意图材料二:通辽市水文站的河流断流统计表。时段断流年数断流天数径流量(亿m3)1991~19951619.621996~200058174.432001~2007725550 (1)读材料一,从地形、气候、水文三个方面说明图示区域主要的自然地理特征。(12分)(2)读材料二,分析该流域断流现象的延续将会产生的主要问题并提出解决措施。(14分) 查看答案
题型:单项选择题 用所给单词的适当形式填空. Separate low link as well as suit make up attract settle be known as/for possible Australia is as old as time. Probably it was once __1__ to South America,but the continent __2__ as the earth's plates moved. Australia was discovered about 53,000 years ago. It is __3__ that the first people crossed into Australia from Asia on a great land bridge when the water level of the oceans was __4__. Once they __5__ aborigines,which means the first people of a country. They developed a strong system of society __6__ a way of life that was __7__ for this hot and in many places dry country. No one knows how many Kooris lived in Australia,but today they only __8__ a little over 1% of the population. Australia,with its natural beauty and the beautful buildings,__9__ tourists from all over the world. And many birds and animals are found __10__ only on this land. 查看答案