Both electrocardiograms and electroencephalograms are invaluable diagnostic tools in modern medicine.心电图和脑电图在现代医学中是非常珍贵的诊断工具.Methods Electrocardiograms of 100 patients with Af and wide QRS were analyzed.方法分析100例心房颤动伴宽QRS...
Pauli deduced the principle from spectroscopic data prior to the advent of quantum mechanics.泡利是在量子力学出现以前,根据原子光谱的数据导出这个原理的.Aim The Hamiltonian is transformed from Pauli matrices to Hubbard operators.目的把用Pauli矩阵表示的哈密顿量转化成...
牙医开始在那颗有问题的牙齿上挖洞，钻孔，直到最后把它补好。The dentist commenced to dig, drill and finally fill the offending tooth.鼹鼠的前足非常有力，擅长挖洞。Moles have powerful forefeet for digging.士兵们在墙下挖洞.The soldiers undermined the wall....
I happen to be an aficionado of the opera, and I love art museums...碰巧我是个歌剧迷，而且我爱去艺术博物馆。This is good news for postcard aficionado Drene Brennan.这对明信片迷杰纳·布雷南来说是个好消息....a jazz aficionado.爵士乐迷I happen to be an aficionado of...
Eventually hydrogen becomes fixed in traps in the metal, leading to hydrogen embrittlement.终于,氢渐渐地被固定在金属内部的“陷阱”中而导致氧脆.However, embrittlement occurs in some metals at elevated temperatures and pressures.但是, 当温度和压力升高时,某些金属...