In other words, The Hermiticity of a matrix is invariant under unitary transformations.换言之, 矩阵的厄密性在幺正变换下保持不变.A matrix of this sort occurs, for example, in electric networks when mutual inductance is present.例如, 当电网络中有互感时...
We now omit the prime on the matrix elements.我们现在把各矩阵元素上的一撇略去.The matrix is defined as the reciprocal of A.该矩阵定义为A之逆矩阵.Local deviations depend strongly on the local geometry of the solid matrix.局部偏离严格地依赖于固体矩阵的局部几何形状....
...a gold mine at Orkney, south-west of Johannesburg.位于约翰内斯堡西南奥克尼地区的一座金矿On her shoulders she wore two ornaments exquisitely set in gold - work.她在肩上挂上两件精美的金工饰品....gold and silver plate, jewellery, and roomfuls of antique ...
酚类和酰基苯胺能被极稀的硝酸硝化.Phenols and anilides can be nitrated with very dilute nitric acid.这个弱点就是一种称为N - 肉豆蔻酰基转移酶或NMT的酶.The weakness inside is an enzyme called by N - myristoyl transferase ( NMT ) transferase, or NMT.再溴代得到2-溴 -4...