降雪标志了一个锋面的到来，一个高压区似乎正在进入本地。
The snow signalled the arrival of a front, and a high-pressure area seemed to be settling in.
在这个锋面，谨以巴西和美国对阵。
天气的锋面和锋面气旋密切相关。
冷锋是一团移动着的冷气流的前锋面。
A cold front is the forward edge of a mass of moving cold air.
锋面还使很多人担心可能的健康影响。
The weather front has also led many to worry about the possible health implications.
锋或锋面是指冷暖气团之间的过度带。
A front is a transition area between the cold and warm air masses.
有时在锋面相遇的气团会造成暴风雨。
Sometimes the air masses which meet at a front cause storms.
当天，一道恶劣的锋面袭来。
沿锋面前进，形成了一条确定线的风暴。
A squall advancing along a front that forms a definite line.
低气压流会把本地的气候沿着锋面传播。
Low pressure systems pickup their local weather and move it in weather fronts.
锋面—不同温度和压力的空气团间的边界。
FRONT - boundary between air masses of different temperature and pressure.
结果表明：前汛期的锋面兼有温度和湿度梯度；
The front of the pre-flood season has the gradients of temperature and humidity at the same time.
锋面雷雨过境，上升下降气流达40海里每秒。
Frontal thunderstorm over the field, up and down drafts up to40 knots.
同时还利用浮标测流结果分析了锋面波动中的流态。
The variation of current at the frontal wave is analysed on the basis of the results of the mooring data.
结果表明：1降水过程由锋前暖区和锋面降水组成。
The conclusions are as follows. 1 The rain event consists of convective and frontal precipitation.
切变锋是河口湾锋系中最为常见和最易观察到的锋面类型。
Shear fronts are the most easily and frequently observed class of estuary fronts.
由于同时发生在一个面积广阔的锋面，于是就形成了这种卷云。
When this happens uniformly across a large front, a roll cloud may form.
水平速度场在沿锋面移动方向表现出明显的辐合(散)特征。
The horizontal velocity field along the direction of front movement displays the characteristics of typical convergence pattern.
法向冻胀力则是在冻结锋面上冻胀应力沿基础影响范围之内的积分。
The normal frost heave force is an integral of soil frost heave stress at the freezing front along the range effected by a foundation.
扰动成长的主要机制是斜压不稳定，锋面弯曲的主要能源是平均有效位能。
The baroclinic instability is the predominant mechanism for the growth of disturbances, and the mean available potential energy is the main energy source for the frontal meanders.
泌阳凹陷的油气田呈环带状分布于沉积水与渗入水锋面位置的压力平衡带上。
Oil and gas reservoirs in Biyang depression distribute in circularity in the pressure equilibrium zone on the frontal surface between sedimentary water and infiltration water.
分析火焰数字图像，讨论了火焰锋面位置、火焰面积、平均灰度的计算方法。
The edge position, visible area and the mean of gray value of flame also be discussed by analyzing the flame images.
本文运用简化的坐标POM模式研究了东海黑潮锋面弯曲的产生与成长机制。
Using the -coordinate POM model, the effects of variation for flow core position and flux on Kuroshio frontal meander are studied.
在云南存在锋面附近的雨雪天气和造成重霜冻的晴好天气两种寒潮天气过程。
Meantime there are two kinds of weather of the cold wave, one of them is expressed as rainy or snowy day near the front, another is successive clear days result in severe frost hazard.
用该公式计算华南前汛期锋面云系自然降水效率，并探讨人工播云的可能性。
The formula was used to calculate the precipitation efficiency and the precipitation stimulation possibility of frontal clouds du-ring the first rainy season in South China.
因此，微重力环境下V型火焰锋面的不稳定性可能是声波与谐波相耦合的结果。
The conclusion points out that the ripples appeared in the laminar microgravity V flame are due to the effect of acoustic interaction coupling with the harmonic instability.
当低压波沿着锋面移动时，云量的增长和稳定的雨量都是可以被预测的，偶尔还发大水。
When waves of low-pressure move along the front, cloudiness increases and steady rains can be expected, occasionally with flooding.
该软件能有效地计算火焰前锋面积、已燃区体积和传热面积随火焰传播距离的变化情况。
It can calculate effectively the variation of flame front area, burned volume, and heat transfer area with the process of flame propagation and can be applied to an arbitrary combustion chamber.
该软件能有效地计算火焰前锋面积、已燃区体积和传热面积随火焰传播距离的变化情况。
It can calculate effectively the variation of flame front area, burned volume, and heat transfer area with the process of flame propagation and can be applied to an arbitrary combustion chamber.
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