Propagation process of weathering fronts of rock blocks with low permeability in vadose zones of slopes;
斜坡非饱和带低渗透岩石结构体风化前锋扩展过程
Mainly aims at the rock structure in problem of coupling on the temperature and the stress, this paper investigates mechanism of rock structure weathering front expanding when rock suffers temperature of non-saturated zone environment.
本文主要针对岩石结构体温度与应力耦合问题,旨在研究在非饱和带环境中温度对岩石结构体风化前锋扩展过程的影响机理。
Analysis upon monzonite and basalt weathering process demonstrate that low permeability rock weathering front is promoted by moisture diffusion of which mode is composite between Fick and Knudsen diffusion.
以二长岩及玄武岩结构体风化过程为研究对象所进行的分析表明，水气分子的扩散是低渗透岩石风化前锋扩展的启动因素。
The new generation weather radar(CINRAD) data,intensively observed data from automatic meteorological stations and the products of meso-scale numerical model MM5 were used to analyze a gust front event in Yinchuan in arid Northwest China on 7 June 2004 based on the radar meteorological and meso-meteorological theories.
结果表明:这次突发短时大风天气由雷暴强烈下沉气流形成阵风锋引发。
Wind shear incidences are always related to local downburst, gust front or other systems.
对2005年7月21日发生在广州白云机场的一次低空风切变飞行事件进行分析,发现此次过程是由超级单体风暴云产生的下击暴流和阵风锋造成的。
Gust front is often produced by mesoscale convective system and produce low altitude wind shear that can be hazardous to aircraft operations.
阵风锋过程一般伴随中尺度强对流系统发生,在近地层形成很大的阵风及风切变,容易造成风灾,特别是对航空部门有很大的影响。
The Temperature Effect of Rock Structure Weathering Front Expanding Process under the Non-saturated Zone Environment;
非饱和带环境中岩石结构体风化前锋扩展过程的温度效应
Mechanism of Rock Structure Weathering Front Expanding and Mechanics Effect in Slope Damp Vadose Zones;
斜坡非饱和带典型低渗透岩石结构体风化前锋扩展机理及其岩体力学效应
a squall advancing along a front that forms a definite line.
沿锋面前进，形成了一条确定线的风暴。
A player positioned on the forward line.
前锋前锋线上的队员
His company is in the forefront of the chemical industry.
他的公司成为化学工业的前锋。
You take forward,and I'll take center.
你盯前锋，我盯中锋。
The wind is trumpeting, a bugle calling to charge!
风在掌号。 冲锋号!
Mach front
马赫锋[阵面, 波前]
He bent like an oak at the approach of a storm, like a soldier at the approach of an assault.
他埋头曲项，好象暴风雨中的一株栎树，冲锋以前的一个士兵。
First percussion ensemble in the world. Modern and avant-garde in every era. Les Percussions de Strasbourg is the pioneer of future percussion generation!
全球首支打击乐团，冷冽、前卫的现代风格，未来击乐世代的开拓先锋。
The position played by such a person.
前锋线前锋运动员活动的位置
The Pioneering Role and Time Value of Cultural Originality in the Enhancement of the Soft Strength of Culture;
文化创意在提高文化软实力中的前锋作用和时代价值
A cold front is the forward edge of a mass of moving cold air.
冷锋就是移动的冷空气团的前锋。
First of all, the right forward is meant to be the big targetman type striker.
首先，右边前锋必须是一名典型高中锋。
The troops charged and retreated and charged again.
部队向前冲锋后撤退,然后再冲锋。
an incisive and piquant style of writing;
锋利、辛辣的写作风格；
Communists Must Be the Vanguard of the Way Forward of Chinese Advanced Culture;
共产党员要做引导中国先进文化前进方向的先锋
We must lead in the charge.
我们应该冲锋在前。