③激励次数（number of excitation,NEX）对伪影面积大小的影响:三种序列中各金属伪影面积大小随NEX变化,差别均无统计学意义（P＞0.05）,...
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③激励次数（number of excitation,NEX）对伪影面积大小的影响:三种序列中各金属伪影面积大小随NEX变化,差别均无统计学意义（P＞0.05）,...
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...序的造影时间与下列何者无直接关系：【911高考_ 诊断】 (A) 重复激发时间(repetition time) (B) 激发次數(number of excitation) (C) 相位编码阶數(number of phase encoding steps) (D) 频率编码方向之矩阵大小(matrix size in frequency encoded direction)...
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...振对脉络膜黑色素瘤的诊断价值 ，矩阵(matrix) 256×192，视野(field of view，FOV)16～20 cm，激发次数（number of excitation，NEX）为2。
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The principle and methods to determine the network parameters such as number of neuron in hidden layer, excitation function and the convergence accuracy have been analyzed in detail.
并且详细叙述了神经网络结构参数如隐含层神经元个数、激励函数、网络收敛精度等的确定原则和方法。
The properties of ion-acoustic soliton such as its excitation, spatial evolution aad Mach number are studied on a stable plasma device.
本文在稳态等离子体装置中，对离子声孤立子的激发、空间传播和马赫数等进行了研究。
From the relations, it is concluded that pole-number selection of windings not only determines direction of electrical energy transfer for levitation force winding, but also does its excitation modes.
从中可以看出绕组极数选取方案决定悬浮力绕组的电能传递方向及它的励磁方式。
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