A single machine scheduling problem with fixed jobs is considered,where the fixed jobs have to be scheduled in pre-specified time windows while the other jobs, called free jobs,have distinct release dates and are allowed to be preempted.
研究具有若干固定工件和自由工件,其中固定工件必须在指定时间窗内加工,而自由工件具有不同交工的时间,并且其加工可以中断的单机排序问题,其目标是极小化工件的误工数。
Network Flow Model for Fixed Job Scheduling Problem;
固定工件排序问题的网络流模型研究
Single Machine Scheduling with Fixed Jobs and Job Delivery Times;
带有固定工作和工件运输时间的单机排序问题
The Method to Improve the Fixed Strength of the Working Part of the Die
提高冲模工作零件固定部分强度的方法
Research on the Problem of Multi-Project Resource Leveling with Fixed Project Duration;
工期固定条件下的多项目资源平衡问题研究
Microstructures of large DSM11 castings processed by directional solidification techniques
定向凝固工艺下大尺寸DSM11铸件的显微组织
It is forbidden to hold the work-piece by hand to drill holes. The work-piece must be fixed tightly in jaw vice or fixed it on the worktable with press plate.
禁止用手握住工件进行钻孔，应该把工件紧固在虎钳中或用压板固定在工作台上。
"On a surface grinder, the workpiece is held in place on a table that moves under the rotating abrasive wheel. "
在平面磨床上,则是把工件固定在旋转砂轮下来回运动的工作台上。
a machine for shaping metal or wood; the workpiece turns about a horizontal axis against a fixed tool.
修整金属或木材的机器；靠着固定工具围绕水平轴旋转的工件。
a device attached to a workbench; has two jaws to hold workpiece firmly in place.
连接着工作台的装置；带有两个夹子把工件适当地固定
The surface of the table is cut with T slots so that workholding devices such as the vise can be clamped to them.
工作台的表面切有T形槽以便工件夹具，如台钳，能固定在T形槽上。
A RESEARCH ON IMMOBILIZED GROWING YEAST USED IN INDUSTRY PRODUCTION Ⅰ. Straiins, Immobilized Methods and the Best Fermentation Conditions
固定化增殖酵母工业应用的研究——Ⅰ.菌种、固定化方法和最适发酵条件的选择
permanent mass storage file
固定大容量存储文件
Hub And Bearing Assembly Mounting Surfaces
轮毂轴承组件固定面
A device that holds copy in place, especially for a typesetter.
原稿架一种固定稿件的装置，尤指为排字工人设置的
the stationary part of a machine or power tool that supports and drives a revolving part (as a chuck or the spindle on a lathe).
机器或电动工具的支持或驱动旋转件（如卡盘或心轴）的固定部分。
Environmental conditions existing in the application for electric and electronic products-Stationary use at non-weather-protected locations
GB/T4798.4-1990电工电子产品应用环境条件无气候防护场所固定使用
Environmental conditions existing in the application for electric and electronic products-Stationary use at weather-protected locations
GB/T4798.3-1990电工电子产品应用环境条件有气候防护场所固定使用
Safety factors analysis for atlas-axis components screw tunnel of artificial atlanto-odontoid joint
人工寰齿关节寰枢椎部件固定钉道的安全因素分析