周期的

The periodic variation in amplitude of a wave produced by the superposition of two waves of different frequencies.

通信技术中的一种调幅信号，其载波的振幅在调制波形周期的某些部分减少到零。

The frequency sweep rate shall be 1 octave per minute with an endurance exposure of 20 cycles in each of the orthogonal planes.

频率扫描速度应为每分钟1倍频程的耐力曝光20周期的每一个直交的位面。

This indicated that the expression of Bcl-2 gene could play an important rule in apoptosis of neurons in retina and tectum during optic nerve regeneration,and the changes of Bcl-2 gene\'s expression could be used to define the period of optic nerve regeneration in zebrafish.

这表明斑马鱼在损伤视神经后的再生过程中，可以利用细胞凋亡相关基因的表达变化进行视神经再生周期的确定。

Objective: To explore the effect of rapamycin on the proliferation and differentiation of human Tenon's capsule fibroblasts in cell cycles.

目的：观察雷帕霉素对培养的人Tenon's囊成纤维细胞的增殖及细胞周期的作用。

Trichomonas vaginalis is one of the most common non-viral sexually transmitted disease, and trichomoniasis is emerging as one of the most important cofactors in amplifying HIV transmission, also linked to this disease are cervical cancer and infertility.

阴道鞭毛虫为WHO宣布为最广泛的非病毒性性接触传染疾病，已证实会造成HIV感染机率增加、与子宫颈癌、不孕症有关联性，且其细胞周期的G2期较G1期长，但对阴道鞭毛虫的仍不清楚。

A length of straight line and a length of undamped sinusoid of 1/4 period replace the envelop as the response. By the new methods, calculation error is greatly reduced and system character analysis is completed with advantage.

新方法使取代曲线由包络线改为与响应曲线非常接近的一段直线和一段1／4周期的不衰减正弦曲线，从而使计算误差大大减小，这将有益于提高系统性能分析的质量。

To process each character, the processor's control unit retrieves that character from its address in main memory and places it into a register, This is the first step in what is called the machine cycle.

为了处理每个字符，处理器的控制单元从主存储器中字符的地址里进行检索，并把字符放到一个寄存器里，这是机器周期的第一步。

The vertical axis in Figure 1 usually depicts the cost of finding defects late in the development cycle.

图1中的y轴通常用来表示在开发周期的后期发现错误后需要花费的改错成本。

It also gives clues to how cycles of sleep and wakefulness are regulated in the brain.

它也赋予的线索如何周期的睡眠和清醒的规管在大脑中。

The worshiper requires the services of a priest on this occasion, as for other life cycle ceremonies such as birth, initiation, marriage, and death.

需要的崇拜者的服务，一名牧师在此之际，作为对其他生命周期的仪式如出生，启动，婚姻，和死亡。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新