The conclusion is that rotary drilling machine's operation time and failure time conform to Weibull Distribution Principle.
系统地研究了齐大山露天铁矿牙轮钻机的作业、故障和待作业时间,计算出了其固有和实际可用度,提出了影响各钻机实际可用度的因素,同时指出牙轮钻机的作业和故障时间服从威布尔(Weibull)分布。
The relationships between operation time and material moving distance for both cases of using hauler and forklift are studied,and hence the material moving efficiencies for both cases at different moving distances are obtained.
利用现场IE方法对物料运输时的运输路线、动作、时间等因素进行标准化模拟分析,研究拖车与铲车上线作业时间与运输距离的关系,从而得出不同运输距离情况下拖车与铲车的运输效率。
A study of work time in sewing line;
服装缝制车间作业时间研究
Each working procedure work time of various assembly flow line is tested through scientific calculation.
通过测算不同装配流水线上各个工序作业时间,利用聚类分析技术将各流水线按不同作业时间进行聚类,并画出装配时间谱系聚类图。
On the basis of cycle operation time on the comprehensive work face,the paper compares the applied ranges of the different cycle operation style,educes the calculation formula of the daily output on the comprehensive work face and lists the calculation results of daily output under the normal condition.
在计算综采工作面作业循环时间的基础上,比较了不同作业循环方式的适用范围,导出了计算综采工作面日产量的公式,列表给出了常规条件下的日产量计算结果。
Organizing Assignment Station inner Rationally, Shorten Assignment Time in Station;
合理组织站内作业 缩短在站作业时间
It's time to do the homework.
做作业的时间到了。
He needs time to do homework.
他需要做作业的时间（他需要时间做作业）。
Algorithms for Lot Split Scheduling with Setup Time;
带准备时间的作业车间分批调度算法
Initializing long running operations job
正在初始化长时间运行操作的作业
Generally speaking， the time appointed for business can be on working hours.
一般来说，商业约会时间可定在工作时间。
The time you sheduled for the job is before current local time.
为该作业所安排的时间早于当前的本地时间。
The teacher recommended the book for spare-time reading.
老师推荐这本书作为业余时间的读物。
Voluntary work occupies a lot of my spare time.
志愿服务工作占去我大部分业余时间。
"Time after which the job is invalid or should be stopped
"作业会成为无效或应该被终断的时间
He doesn't spend much time on his homework.
他在作业上化的时间不多。
Preparing the lessons and checking the pupils'homework took a great deal of time.
备课和批改学生作业要花很多时间。
Some students took advantage of the lunch hour to finish their homework.
一些学生利用午餐时间完成作业。
She spent much time correcting my grammer.
她花不少的时间改我的语法作业。
Their teacher allowed them three days for the assignment.
他们的老师给他们三天时间完成作业。
I hadn' t time to finish my homework.
我没有时间完成家庭作业。
Application of time driven work cost method into hospitals;
时间驱动作业成本法在医院中的应用
Research on Improvement of Traditional ABC by Incorporating Time Estimation
基于时间估计的作业成本法改进研究