In order to discuss the reinforce mechanism and effect of pretensioned bolts on roadway roof,the variation rule of joint faces and roadway stability before or after pre-tensioned bolts supporting at different joint positions and angles were studied using the numerical simulation method ANSYS.
为了深入探讨预应力锚杆对节理岩体巷道顶板的加固机理和作用,采用ANSYS数值模拟软件,研究了不同节理位置和节理倾角等节理特征下,预应力锚杆支护前后节理面及巷道稳定性变化规律。
In this paper, we suggest an adjusting equipment be added to the motor shaft in order to decrease output power fluctuation, and to cut down the peak.
地面采油设备中异步电机和采油工况不匹配影响电机功率的发挥 ,从改善电机工况条件出发 ,提出了在电机轴上加装调节装置 ,以减小输出转矩波动 ,降低峰值和有功功率 。
This paper introduces a new type of displacement stroke adjusting equipment of TZ401A platform printing maChine.
介绍一种平台印刷机的版台行程调节装置。
fiducial interval
可信的组段, 置信区间
C.L. (confidence limit)
置信[界]限,信任界限
Confidence limits are the upper and lower limits of the confidence interval.
置信限是指置信区间的界限。
" She shook her head in shock and disbelief.
"她无法置信地摇了摇头。
car location information computer
车辆位置信息计算机
Outer limits and their confidence zones
外部界限及其置信区
John was staring as if in unbelief.
约翰难以置信地瞪视着。
His success surpassed belief.
他的成功令人难以置信。
The food bill was an unbelievable amount of money.
用餐费多得难以置信。
I think it 's hard to believe .
我认为这难以置信。
beyond belief or understanding.
难以置信或者难以理解。
I found it hard to believe this.
我感到此事难以置信。
The semaphore cannot be set again.
无法再设置信号灯。
The semaphore is set and cannot be closed.
已设置信号灯，无法关闭。
The signal handler cannot be set.
无法设置信号处理程序。
uniformly most powerful confidence region
一致最大功效置信区域
high-frequency remote signalling apparatus
高频远距离信号装置
ELSIE (Electronic Letter Sorting and Indicator Equipment)
电子信件拣分显示装置