The concepts of effective time and effective average power are defined and studied in a needle plate reactor with single needle.
研究了脉冲电源以脉冲电晕放电方式向反应器注入能量时的时间不均匀特性,阐述有效时间、有效平均功率等概念后分析了单针型针板式反应器中脉冲电晕放电功率与电流保持一致的时间特性。
In the analysis, the adiabatic temperature rise is taken as a function of effective time based on the Arrhenius theory, resulting in a non-linear differential equation.
研究中 ,绝热温升采用了基于Arrhenius理论的有效时间的函数 ,从而导致求解非线性热传导方程 。
A storing optimization scheme is proposed through disposing database temporally by introducing effective time with HRDB model,and using temporal restriction to resolve the possible temporal conflict or data losing.
根据HRDB模型引入有效时间对数据库进行时态化处理,提出存储优化的解决方案,并对可能引起的时态冲突或数据丢失问题,提出了相应的时态约束加以解决。
The BCDM model and the idea of its temporal information expressing is introduced,then the existing problems of transaction time and valid time expressing with regar.
介绍了BCDM模型及其时态表示思想,讨论了模型中事务时间和有效时间表示在查询优化时存在的问题,提出了一种基于BCDM的时态信息简化方法,不但能够有效的保存数据库现有的时态信息,而且能够大大简化有效时间的表示,为时态数据的查询优化奠定了良好基础。
The result of calculation indicated that a continuous monitoring was required for obtaining daily average value and the effective duration of automatic noise monitoring was more.
通过在四个类别的标准适用区进行的噪声监测试验,利用获得的试验数据进行统计分析,找出噪声Leq小时值的统计特征,对四个类别的标准适用区各日标准方差进行计算,获得标准方差最大与最小对应的日期,分别对其进行小时噪声等效声级进行抽样,以确定功能区噪声自动监测有效时间。
on the basis of fully thinking of the special features of the system, the concepts and the calculation methods of the time availbility,the capacity availbility and the mission availbility are proposed, and the analysing about the operating state of the producting repairing system is made too.
为此本文在充分地考虑产出型生产系统的特点基础上，提出了时间有效度，能力有效度和任务有效度的概念及其计算方法。
He spent only half-time on it.
他花在上面的有效时间只有一半。
Cannot save. Select a time that is not invalid due to daylight savings time.
不能保存。请选择适应夏令时的有效时间。
Cannot save. Select a time that is not invalid due to daylight savings time.\0
不能保存。请选择适应夏令时的有效时间。\0
Passport, valid at least90 days after expiration of the visa, with a photocopy of the identity page.
护照在要签发的签证有效期后需仍有九十天的有效时间。
The publishing license has expired or the time specified is not within the valid time range.
发布许可证已过期，或指定的时间不在有效时间范围内。
Effective red (green) time
有效红（绿）灯时间
useful consciousness time
有效意识时间 有效意识时间
effective hierarchy access time
有效的层次存取时间
A valid Timeline shape is not present on the active page.
活动页上没有有效的时间线形状。
"%1" is not a valid time. Please type a valid time or delete the contents of the box.
“%1”不是有效的时间。请键入有效的时间或删除框中的内容。
Energy Efficiency and Time Efficiency in Cooperative Communications
协作通信的能量有效性和时间有效性研究
In some areas, a work day is effective; in other areas a non-working date is best.
在有些区域，上班时间较为有效；但有些地方最好是非上班时间。
Invalid time format. Please enter a valid time. Example: for 8:30, enter 0830 or 830
时间格式无效。请输入一个有效的时间。例如，对于8:30，输入0830或830
that's probably a much better use of my time.
我的时间会更有效的运用。
The selected shape(s) is not a valid Timeline shape.
所选的形状不是有效的时间线形状。
being effective without wasting time or effort or expense.
有效率而且不浪费时间、精力或者费用。
Set schedule and exercise effective time management.
能订立工作进度及有效地管理时间。
Your entry cannot be converted to a valid date time value.
输入项无法被转换为有效日期时间值。