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1)  Time of subculture circle
继代周期时间
2)  subculture cycle
继代周期
1.
Influence of subculture cycle on tube plantlet growth of Dendrobium huoshanense and medium composition;
继代周期对霍山石斛试管苗生长及培养基成分的影响
2.
At present,the technology of tissue culture and rapid propagation of Anubias barteri plantlets are still not mature,and there is some effects of subculture cycle on the propagation of plantlets.
目前通过组织培养方法快速繁殖小水榕试管苗的技术还不成熟,考虑到继代培养周期对试管苗继代繁殖能力有一定的影响,因此研究继代周期对小水榕试管苗增殖及生长的影响,以确定适宜的继代培养方法。
3.
To validate this hypothesis,the effects of the fluctuations of two culture variables (subculture cycle and inoculum size) on the biomass,anthocyanin biosynthesis,intracellular carbon,nitrogen and phosphate during con.
在每种不同的继代周期和接种量条件下,葡萄细胞在连续10次继代培养过程中的生物量、花青素含量、胞内糖、胞内蛋白及胞内总磷均表现出不同程度的波动。
3)  subculture time
继代时间
1.
mairei cell culture was studied by experimental orthogonal design of phytohormone combinations and optimizing subculture time.
通过激素组合正交实验及继代时间的选择对南方红豆杉细胞增殖培养条件进行了优化研究 。
4)  periodic time
周期时间
1.
This paper firstly consider the Bertino’s work which introduce periodic time and temporal dependencies in DAC model, and then presents a permission delegation model PDACDM to support temporary constraints, temporal dependencies constraints and propagation constraints.
参考Bertino等人的工作,基于他们提出的加入了周期时间和时序依赖的自主访问控制模型,给出了一个支持临时性限制、时序依赖性限制和传播性限制的权限委托模型PDACDM。
2.
A weighted role for activating task and periodic time authorization is an unsolved major problem for the access control of a workflow management system (WfMS).
带权角色激活任务和周期时间授权是工作流系统访问控制研究尚未解决的核心问题。
3.
The traditional RBAC model cannot express time secure access control constraint,so proposed a new RBAC model with time character,in which defined a new concept of authorization based on periodic time.
针对传统的RBAC模型不能表达时间特性安全访问控制约束的缺点,提出了一个带有周期时间特性的安全访问控制模型。
5)  cycle time
周期时间
1.
The result is that the cycle time goes up andthe number of the work-in-process/WIP rockets up.
在晶圆制造厂中,有时为了提高设备利用率而盲目地增加投料/产出速率,造成生产周期时间增长,在制品增多。
2.
For nonautonomous and nonlinear DEDS with a state feedback, by introducing the maximum mergable subset of a strongly connected system, we define the partial merging assignment of cycle times and the stabilization, give a necessary and sufficient condition for the assignment and a sufficient condition for the stabilization.
对于具有状态反馈的非自治非线性DEDS,通过引入强连通系的最大能并子集,定义了周期时间部分合并配置和能稳性,给出了周期时间部分合并配置的一个充要条件以及能稳性的一个充分条件,前者推广了已有结果。
3.
Area problems of cycle time independent assignment of min-max systems using a state feedback is considered, and constitution ways of confirming the most important sub domains of systems assigned region is obtained, and an example is given.
考虑极小极大系统的周期时间能用状态反馈独立配置的区域问题 ,得到了确定系统配置域最重要子域的构造方法 ,并给出了一个例子 。
6)  period [英]['pɪəriəd]  [美]['pɪrɪəd]
周期,时间
补充资料:离散时间周期序列的离散傅里叶级数表示
       (1)
  式中χ((n))N为一离散时间周期序列,其周期为N点,即
  式中r为任意整数。X((k))N为频域周期序列,其周期亦为N点,即X(k)=X(k+lN),式中l为任意整数。
  
  从式(1)可导出已知X((k))N求χ((n))N的关系
   (2)
  式(1)和式(2)称为离散傅里叶级数对。
  
  当离散时间周期序列整体向左移位m时,移位后的序列为χ((n+m))N,如果χ((n))N的离散傅里叶级数(DFS)表示为,则χ((n+m))N的DFS表示为
  

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