多普勒发明的
用来观察组织结构的
测量血流速度
体外冲击波碎石术
第1题:
A.wave to you goodbye
B.wave goodbye to you
C.goodbye
D.wave
第2题:
Air gap is the vertical distance between the bottom of the hull and the ______.
A.Still water level
B.Wave crest
C.Wave crest plus the charted water depth and tidal corrections
D.Wave crest plus the charted water depth and tidal correction and storm surge
第3题:
Harmonic wave
第4题:
电击(electric shock)
第5题:
不是数字图像的格式的是()
第6题:
A thrust block is designed to ______.
A.transmit the thrust of the engine to the propeller
B.transmit the thrust of the propeller to the vessel
C.absorb the shock of wave pressure at the bow
D.be placed between the engines and the foundation to absorb the vibration
第7题:
第8题:
Supply Shock 供给冲击
在宏观经济学中,对总供给产生意外重大影响的生产成本或生产率的突然变动。作为供给冲击的结果,实际GNP和价格水平会发生预料不到的变动。
第9题:
traveling wave theory
第10题:
沙波(sand wave)