沪江词库精选to and fro是什么意思、英语单词推荐、用法及解释 ad.1.来回地,往复地 英语解释 moving from one place to another and back again 相似短语 to and fro ad. 1.来回地,往复地 toss to and fro 辗转反侧 to and fro murmur 拉锯样杂音 to and fro accentuated 【医】 来回性杂音 ...
A 49-year-old healthy man presented with 2 months history of progressive shortness of breath and hemoptysis. Physical examination was remarkable for new systolic heart murmur. Chest X-ray revealed a small opacity in the right lower lobe, and non-contrast computed tomography (CT) demonstrated two...
美[tu ənd fro] 是什么意思 adv. 来回地,往复地; 英英释义 to and fro adv.moving from one place to another and back again 同义词:back and forthbackward and forward 学习怎么用 双语例句 He walked up and down the locker room. 他在衣帽间里来来回回地走。
To improve the efficiency of constructed wetland for treating wastewater,a new to-and-fro flow wetland was built.The flow direction of the horizontal subsurface constructed wetland was changed periodically.The to-and-fro flow and single direction flow wetlands were investigated for 8 months.The resul...
A pseudoaneurysm of the left ventricle with to-and-fro flow was diagnosed by transthoracic echocardiography. The patient underwent surgical repair of the pseudoaneurysm and a coronary bypass graft. Early diagnosis and surgical repair is important to prevent sudden rupture of a left ventricular ...
Spectral Doppler applied to pseudoaneurysms lumen revealed systolic and diastolic turbulent blood flow with traditional "toand-fro" waveform in the communicating channel. Accurate diagnosis of pseudoaneurysm by spectral Doppler is based on the documentation of the "to-andfro" waveform. The size of ...
To-and-fro pattern in pulse Doppler wave form has been considered a sign of flow competition at the coronary anastomosis. However, this flow pattern is not sufficient to judge whether there is no construction errors in the anastomosis itself. We report a usefulness of the high-frequency ultrali...
A *J300 two-direction auto-adjust guide-vane turbine model installed in a *J1000 piston type to-and-fro air-flow turbine experiment device has been developed, and experiments of two impeller schemes and 6 different combinations of nozzles and diffusers have been done. The performances of differ...
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