Researchers used electroencephalography, or an EEG, to measure the brain waves of nearly 80 babies from the time they were 6 months old until they reached age 2.
研究者利用脑成像技术(EEG)对80个婴儿进行脑波的检测，从他们6个月大开始，一直持续到两岁。
Time: 2 hours per week - This work usually comes in waves.
时间：每周2小时。这个工作通常一波接一波地来。
The Titanic took 2 hours and 40 minutes to sink beneath the waves.
泰坦尼克号完全沉入水下花了2个小时40分钟；
The research used data on over 3,600 couples taken from three waves of the National Survey of Families and Households. Waves were conducted in 1987-88, 1992-94, and 2001-2.
这份研究的数据是来自于三个调查的时期全国共3600多个夫妇的，这三时期分别是1987- 88,1992 - 94，和2001 - 2。
The research used data on over 3, 600 couples taken from three waves of the National Survey of Families and Households. Waves were conducted in 1987-88, 1992-94, and 2001-2.
这份研究的数据是来自于三个调查的时期全国共3600多个夫妇的，这三时期分别是1987-88, 1992-94,和 2001-2.
To minimize this problem, Angle the floor Tom slightly by lowering the triangular height rod (the one nearest the drummer) to taste; see Figure 2. This causes the waves to scatter somewhat.
为了解决这个问题，我们可以通过按习惯降低三角支架(靠近鼓手的一个)使落地桶鼓和地板形成轻微的角度；见图2，这会让声波反射稍微分散。
For the other side defect, the two broken tips were treated with high energy shock waves of the same conditions at 2 week after operation (high energy shock wave group 2).
另一侧骨缺损的两骨断端仅于第2周用同等条件高能震波处理，作为高能震波2组。
Results indicated as follows: (1)2 or 3 follicular waves were discovered in one estrous cycle in swamp buffaloes in Guangxi and the former was dominant (77.8%, 7/9).
结果表明：（1）沼泽型水牛一个发情周期由2个或3个卵泡发育波组成，以2个卵泡波为主（77.8％，7/9）。
In the earlier 2 hours, the SD waves usually spread across the whole left parietal cortex, however, the optical signals showed significant regional differences.
前两小时内的扩散性抑制波通常会侵袭整个左侧顶叶皮层，但光信号有明显的区域差异。
Well Lin-4-ping-2 had a diverse attitude, and the well path waves up and down along the horizontal section, while the well bore quality and cement job quality all met the design requirement.
林4平2井地层产状变化较大，整个水平段为波浪型，但水平段井身质量和固井质量均达到了设计要求；
Impulse waves are composed of five sub-waves and move in the same direction as the trend of the next larger size (labeled as 1, 2, 3, 4, 5).
驱动浪由五个上升浪组成(编号为1、2、3、4、5)，其走向和下一个更大规模的趋势相同。
In the second part of Chapter 2 we give a new measure about the rarefaction waves, and a sharp decay estimate of the new measure is established for the cubic nonlinear system of conservation laws.
在第二部分，我们给出一个新的关于稀疏波的测度，而且给出了三阶非线性双曲守恒律关于这个测度的精确估计。
During the later 2 hours, the waves were restricted in the central parietal cortex, and the propagated area decreased reversely with the increasing times of SD waves.
后两小时内的扩散性抑制波局限于顶叶皮层中央区域，且传播面积逐次减少；
The above observation reveals that these waves may originate near the equatorial plane and propagated to high latitudes then be observed by TC-2.
以上特性显示这些波动可能产生于磁赤道平面附近，在向中高纬传播时被TC - 2观测到。
Whatever name is used, a hurricane is a terrible windstorm (2) that includes heavy rains, high waves, and high tides.
不管叫什么名字，飓风都是一种可怕的风暴，包含着倾盆大雨和惊涛骇浪。
A hydraulic model of coupling 1-d river dike-breaking and 2-d dike-break waves is established in the paper.
本文建立了一维河道溃堤与二维溃堤波耦合计算的水力模型。
A hydraulic model of coupling 1-d river dike-breaking and 2-d dike-break waves is established in the paper.
建立了一维河道溃堤与二维溃堤波耦合计算的水力模型。
In chapter 2, a brief review is presented for the theoretical study and background of the spiral waves.
第二章：简单回顾螺旋波的理论研究及其背景。
Theoretical and experimental results of the intensity profile modification of a Gaussian laser beam by 2-d ultrasonic standing waves are reported.
给出了在两维驻波声场作用下，激光高斯光束空间强度被整形的两维理论。
On the contrary, in the nighttime, the air near the surface is cooler and sound waves are refracted to the earth surface (Fig. 2).
相反在夜间时分，接近地面的空气较冷，声波便会被折射向地面（图二）。
The effect of bulk heterogeneity on spin waves in a perpendicular magnetization film, are discussed in chapter 2.
第二章研究了体非均匀性对垂直磁化薄膜中的自旋波的影响。
The effect of bulk heterogeneity on spin waves in a perpendicular magnetization film, are discussed in chapter 2.
第二章研究了体非均匀性对垂直磁化薄膜中的自旋波的影响。
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