防治小窑水由积水边界向外推()作为(),积水边界向外推()作为()。
(反应堆冷却剂系统)压力边界 (reactor coolant system) pressure boundary
Progressive flooding on a ship is controlled by securing watertight boundaries and().
防治小窑水由积水边界向外推30m作为警戒线。()
A boundary between two air masses is a(n)().
You need to determine where the trust boundaries will be in a new Company VOIP design. Which two statements are true about these trust boundaries?()
Which two statements are true about trust boundaries?()
界线层型(Boundary stratotype)与单位层型(Unit stratotype)?
由最低点探放老空水时,在采掘工程平面图上标明积水区边界及其最低点的具体位置和积水外缘标高。积水边界距放水线的距离,必须保证每米煤柱抵挡老空水头压力不超过()水柱,并且煤柱总厚度不小于()。积水边界外推()作为警戒线。工作面进入警戒线后,必须超前探水;到达放水线后,进行打钻放水。在确认积水已被放完后才允许继续掘进。
线性外推距离 linear extrapolation distance
防治小窑水由积水边界向外推20m作为放水线。()
应沿老空积水线或老空边界平行外推60~150m,定为老空的探水线()。
外推距离 extrapolation distance
对有图纸资料可查的老窑,探水线至老窑边界的最小距离不得小于()m;对没有图纸资料可查的老窑,可根据本矿井已了解到的小窑开采最低水平,作为预测的可疑区,必要时可先进行物探控制可疑区,再由可疑区向外推()m作为探水线。
用边界(BOUNDARY)命令创建面域时,在弹出的【边界创建】对话框中,将对象类型设置为( )。
要求将图示绿色阴影部分创建为面域,并保持原图形不变。即可以执行面域(REGION)命令,也可以执行边界(BOUNDARY)命令,完成绘图操作。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201807/0935a3feb84b4f6b825779061ee6a281.jpg
创建的面域的两个命令:面域(REGION)和边界(BOUNDARY),同等使用没什么区别。
A boundary between two air masses is a (n) ______.
Young people are the source of fashion and fashion knows no national boundaries.
趋势外推预测法具体可分为直线趋势外推法和曲线趋势外推法。()
防治小窑水由积水边界向外推()M作为放水线,积水边界向外推60m作为警戒线。
36、中国的海洋边界线有1.8万千米。 China's maritime boundary line is 18000 kilometers.
35、中国陆地边界线有2.28万千米。 China has a land boundary of 22800 kilometers.
利用边界成型Boundaries建构曲面时会()