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- A vibration source and a medium are needed to form a mechanical wave. 机械波的形成需要振源和介质。
- By applying vibrations to the liver, MRE obtains images of the mechanical waves passing through the organ. 对肝脏振动的同时，MRE可获得机械波穿透器官后所成的像。
- This confirms the idea that the mechanical waves generated from the convection zone are not very effective in heating the chromosphere and corona. 这就证实了一些人认为的对流层机械波并不是一个对色球和日冕的有效加热机制的说法。
- Supposition of two vibrations with same frequency and direction, condition generated mechanical wave, dynamic equation of plane harmonic wave. 同方相同频率的两个简谐振动的合成;机械波产生的条件;平面简谐行波的运动学方程。
- Analysing spectrograms,judging what the mechanical waves or drawing waves are,calculating their wavelength,finding the defective parts and being necessary to control them effectively. 分析波谱图,判断机械波和牵伸波,计算其波长,找出缺陷部件,并有效加以控制。
- Energy of simple vibration, supposition of two vibrations with same direction and frequency, generation and propagation of mechanical wave, physical quantities described mechanical wave, plane harmonic wave. 简谐振动的能量;同方向同频率两谐振动的合成;机械波的的产生与传播;描述机械波的物理量;平面简谐波。
- Oscillatory motion and mechanical waves 振动与波
- The storm heaved the sea into mountainous waves. 风暴在海面上掀起万丈波涛。
- small amplitude mechanical wave equation 小振幅机械波动方程
- The huge waves battered the wrecked ship to pieces. 巨浪将那艘失事的船只冲击得支离破碎。
- Is this equipment tested for mechanical aptitude? 这台设备测定了其机械适应性了吗？
- A strong head wind lashed the sea into waves. 一股顶头风在海中掀起了波浪。
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- The waves are lashing against the rocks. 波浪冲击着岩石。
- The ship is combating the wind and waves. 那只船正与风浪搏斗。
- Huge waves drove the yacht onto the rocks. 巨浪把游艇卷到岩石上。
- The move water have mechanical energy. 流动的水拥有机械能。
- The child's hair grew in pretty waves. 那个孩子长著的鬈发很好看。
- The ship sank beneath the waves. 轮船沉没于波涛下面。
- Blinking is a mechanical action of the eyelids. 眨眼是眼睑的无意识动作。
