They would have to concentrate on natural processes that continue at a constant rate and that also leave some sort of tangible record in the rocks.

他们必须专注于以恒定速度持续的自然过程，并且在岩石中留下某种有形的记录。

This "genetic drift" happens at a constant rate.

这种“遗传漂变”以恒定的速率产生结果。

If you move in the y direction, it decreases at a constant rate.

如果你在y轴的方向上移动，函数值将匀速地减少。

Dividends and portfolio value are expected to grow at a constant rate.

股利和资产组合的价值可望以一个稳定不变的比率增长。

Some projects need a nice, steady, low-voltage pulse at a constant rate.

一些工程项目需要一个稳定可靠并固定频率的低电压脉冲。

So, now, what does it mean to say that area is swept at a constant rate?

匀速扫过的面积又是什么意思呢？

From the sun to the planet, it is swept out by the line at a constant rate.

太阳和行星的连线以相等的速率扫过面积。

Nature produces them only very slowly, parsimoniously, and at a constant rate.

但大自然对这些人物的造就非常缓慢。非常吝啬，而且始终如此。

It is expected that the cooling water flow is re-circulated at a constant rate.

希望冷却水以恒定的速度循环。

Try for a smooth constant rate of descent directly to a one (1) meter landing circle.

保持平滑且稳定的下降速度，朝直径1公尺的圆形降落区降落。

The following is the equation for linear flow with skin, at constant rate, in dimensionless form.

这句话的意思是，在稳定流动的前提下，包含表皮因子的线性流方程的无因次形式。

The practical application shows fine constant rate load ability of the system, which is of great value.

使用情况表明：该系统能够很好地实现恒速率加载，具有很大的实用价值。

You can also choose to have those iterations either Randomly vary the delay between iterations or use a constant rate.

您也可以选择让那些迭代或者Randomly vary the delay between iterations或者使用一个固定速率。

Assuming a constant rate of inflation, sales and fixed assets will then begin to rise in concert at the rate of inflation.

假定通货膨胀率是固定的，那么销售额和固定资产将随通货膨胀率一起上升。

If a part is allowed to cool slowly enough at a constant rate then the final part will be relatively homogenous and stress free.

如果零件以恒定速率冷却得足够缓慢，最终零件将相对均质并释放内应力。

The take-off should be performed straight up from the landing area, at a constant rate of climb, with little lateral deviations.

由降落区内将直升机垂直起飞，保持稳定的上升速度，上升的过程中允许轻微的横向偏移。

Results and Conclusion: DCF fluorescence showed linear increase in State 4 mitochondria, which suggest ROS produced at constant rate.

结果与结论：线粒体在态4呼吸状态下，DCF的荧光强度随时间呈线性增加，表明活性氧以恒定速率产生。

After a initial transient, "burst effect", the drug was released continuously from the device at a constant rate for a long period of time.

本给药系统在“漏槽”状态下测定释放速度，经短时间的较快释放后可维持长期的零级速度。

Objective To study the rate and time-course of the cerebral uptake of propofol during the intravenous continued infusion at a constant rate.

目的研究恒速静脉输注异丙酚时脑摄取与输注速率、输注时间的关系。

Now, scientists report that they've created a contact lens that can deliver a high concentration of antibiotic at a constant rate for more than 30 days.

目前，科学家报告称他们已经创造出了一种隐形镜片，它能以固定速度持续释放高浓度抗生素超过30天。

Five minutes after that come the fire-raisers, who light 10km of “fireline” using drip torches (devices that drop flaming paraffin at a constant rate).

五分钟后，纵火人员出现，用滴液点火器（一种可以以形同的间隔点燃石蜡的装置）制造出一条长达10公里的“火线”。

It is great important to study an inventory model for deteriorating items with variable positive lead time where items deteriorated at a constant rate.

在研究易腐库存模型时，讨论提前时间对易腐物品库存模型的影响是有重大意义的。

When the overall vibration of a stock or commodity is in balance, its price will maintain a constant rate of vibration (i. e. prices will form a trend).

当股票或商品整体波动处于平衡状态时，其价格将保持恒定波动率（即价格形成趋势）。

Rather than being emitted at a constant rate, technology demands they are ‘pulsed’ in short and frequent bursts which appear to be far more biologically harmful.

技术上这些电波通常是短暂而频繁的激发出来，而并非以恒定速率释放，这似乎不会造成多大的生物性损伤。

The study is about the coefficient of heat transfer of convection in the stage of Constant rate of drying with the ways of dimensional analysis and the experiments.

应用因次分析和实验测定相结合的方法，对恒速干燥阶段的对流传热系数进行了研究。

Here, however, the farmer's technology for producing meat and potatoes (as summarized in Table 3-1) allows him to switch between one good and the other at a constant rate.

但是这里，农夫生产土豆和牛肉的技术(表3 - 1所示)使得他可以以一种恒定的速率在生产一种货物和另一种货物之间切换。

With air-formed films the faradaic processes decreased progressively to a constant rate consistent with the increase in potential, indicating the healing of surface flaws.

对于空气氧化膜，电化学反应速度逐步变慢，直至达到相应于稳定钝态的恒定值，同时电位向正移动，表明膜中的微裂纹不断得到修补。

Also most time in the low tempereture , there is a constant rate stage in capsicum's drying process, the other time the capsicum's drying process is in a decelerated stage.

辣椒的干燥过程在初期的大多数时间内，辣椒处于恒速干燥阶段，然后则处于缓慢降速干燥阶段。

The general drawdown equation and its particular cases for a partially penetrating well discharging at a constant rate from an aquifer-aquitard system are derived and investigated.

本文针对“二元结构”含水层研究了在定流量抽水下非完整井非稳定流情况下的计算方法。