Objective To Validte the Yeliabil of left ventricle ejection fraction ( LEF ) measured by reconstructed impedance cardiography ( RICG ).目的验证重建心阻抗图测量左室射血分数 ( LEF ) 的可靠性.Rapid prototyping manufacturing in the ice pattern i...
Radioactivity is the ejection of particles or radiation from the nucleus.放射性是原子从核中射出粒子或辐射的现象.Most of the crater is formed by ejection.大多数的弹坑是由于把泥土抛出而形成的.A rocket is propelled by the ejection of a portion of its mass to t...
手边放一本便笺簿，以便有问题时随时记下。Keep a pad handy to jot down queries as they occur.她写在了便笺簿上。She wrote on a pad of paper.准备好铅笔和便笺簿，把你的一些想法记下来。Have a pad and pencil ready and jot down some of your thoughts....
Supplies are under increasing threat from overuse and pollution.由于滥用和污染，供应正受到日益严重的威胁。Love is a word cheapened by overuse.“爱”这个字眼用得太滥不值钱了。Don't overuse heated appliances on you hair.不要过多地使用电热器具弄头发。...