世界人口数量急剧增长，人口倍增时间大为缩短。
World population increases sharply and double time shortens greatly.
与阴性对照组比较，阳性对照组和实验组细胞群体倍增时间增加。
Compared with negative control group, the doubling time of both positive control group and experimental groups was prolonged.
目的研究不同剂量X射线照射对EL4淋巴瘤细胞周期进程及细胞倍增时间的影响。
In the present study, the effect of X rays on el 4 cell doubling time and cell cycle progression were investigated.
通过建立能源消费的模型，估算几种矿物资源累积消费和倍增时间、最大消费率及达到的时间。
According to consumption rate models of energy sources, we estimate accumulative consumption of resources, doubling time, maximum consumption rate and the time of maximum consumption rate.
结果卵圆细胞在培养过程中倍增时间逐渐缩短，非整倍体染色体数目增加，在软琼脂中生长的克隆增多。
Results During long term cultivation, the population doubling time of the cells became shorter and the percentage of aneuploidy chromosomes and colonies grown in soft AGAR increased.
检测了细胞倍增时间和IL - 6、趋化因子等细胞因子，从倍增时间和因子产生能力看，各克隆差异很大。
None of the cloned cells were keratin negative. The double time and IL-6 as well as chemokine production varies among different clones.
台盼蓝排斥法进行细胞计数，绘制细胞生长曲线，计算细胞生长的倍增时间、细胞生长率及电场对细胞的杀伤率；
The trypanblue rejection method was used to take counts of the number of living cells and death ones and the growth curves was plotted.
用MTT法测定生长曲线，发现与不加药的对照组细胞相比，加药组细胞生长速率均明显降低，细胞倍增时间延长，增殖受到抑制。
We measured the cells growth curves by the MTT assay. Compared with the control cells, the treated cells showed the marked growth rate decrease and the delay in double time of proliferation.
细胞群体倍增时间由第7代起显著延长（P<0.01）；MTT比色法的结果亦显示，第7代细胞的增殖能力开始大幅下降（P<0.01）。
Results Population doubling time of corneal stromal cells prolonged significantly since passage 7. MTT assay also showed cell viability of passage 7 decreased to 60% of passgage 1 (P< 0. 01 ).
所有这些都与旧的设备兼容，只要只有一个权威的计时器；但随着城市的发展和时间信号的倍增，报时的差异导致了不和与冲突。
All this was compatible with older devices so long as there was only one authoritative timekeeper; but with urban growth and the multiplication of time signals, discrepancy brought discord and strife.
在上班途中，阻塞的交通，拥挤的人群，甚至仅仅因为在此“浪费”的时间而感到的沮丧，都让我们压力倍增。
Many of us then commute to our jobs, which puts additional stress on us due to traffic, or mass transit crowd, or just the frustration of "wasted" time.
并且确保在你到达后以及其后的时间都要与他们保持经常的联系。 与他人分享你的经验会让你的痛苦减半，使你的快乐倍增。
Sharing the experience always halves any burdens and doubles the excitement of any achievements.
霎时间，我也觉得信心倍增，心情舒畅，几乎笑了出来。
And all at once I felt a confidence and joy close to laughter.
要是每个早上你都觉得压力倍增，总是匆匆忙忙度过，那就是说你需要做些改变了，要么调整你常做的事，要么就给自己多留些时间。
If every morning you are feeling stressed and rushed, then you need to change something, either your routine or the time you allow for your routine.
中型移动跃迁干扰装置的制造时间倍增长了。
The Manufacturing times of Mobile Medium Warp Disruptor II's have been increased.
实验表明，不同工作方式下电极呈现不同的响应，对于可逆氧化还原物质，当电极在产生— 收集方式时，电流成倍增加，达到稳态电流时间大大缩短。
They are of analytical advantages for reversible redox species. In generation-collection mode, steady state currents can be obtained at both electrodes with very short transient time.
结果表明：随着倍增次数增多，渡越时间越大；当电压幅度不同时，增益曲线的峰值所对应的电子入射时刻也不同。
It is concluded that the time of the peak value of the gain curve varies with different voltage pulse amplitude.
随着软件系统规模不断扩大，开发大型软件系统所耗费的时间和成本也成倍增加。
With the software system development scale unceasingly expands, the time and cost of large software system doubled.
在第一段我谈到在我二十多岁的时候的有段时间，工作时觉得压力倍增，心情低落。
In the first paragraph, I talked about a time in my mid 20s where I was feeling stressed and frustrated when I would get to work.
第二种方法产生了很柔和的阴影，并且有反射细节，但是渲染时间成倍增加了。
Second gives us nice soft and smooth shadows and the same reflections as preciously but render time is several times bigger.
第二种方法产生了很柔和的阴影，并且有反射细节，但是渲染时间成倍增加了。
Second gives us nice soft and smooth shadows and the same reflections as preciously but render time is several times bigger.
应用推荐