二源的

This method was based on rotation formula of the current magnetic field and the magnetic fields can be expressed by a double integration about spatial radial coordinate and spatial wave number of Bessel function.

由电流磁场的旋度公式出发，推导了多层介质中点电流源磁场的表达式，其为一个关于空间径向坐标和贝塞尔函数空间波数的二重积分。

Based on the second-order statistics, cyclic autocorrelation function , a method of demodulation is deduced.

推导了二阶循环统计量——循环自相关函数的解调方法，该方法通过搜索循环频率而将调制源分离在循环域的低频段，并且调幅和调频信号有不同的解调结果。

Set inside a very wide range of VB source file manipulation package, let you easily copy of the code to forget that the second development.

里面集合了很多种VB文件操作的源码包，让你轻松的拷贝下忘记的代码进行二次开发。

The area reversed intensively in Late Cretaceous and Paleocene, so as to form a series of fault basins, which created a two-layer structure in the upper crust of the Lower Yangtze area.

这是造成下扬子地区海相古生一中生界油气地质勘探高复杂性、高难度性和高风险性的根本原因，也造就了下扬子区海相烃源岩的二次生烃和晚期成藏的优势。

A new algorithm for linear array position calibration is presented. In the case of source direction-of-arrival is uncertain, by using the least square algorithm, the source DoA is estimated based on the unwrap phase of the steering vector.

针对独立校准信源波达角未知情况下的阵列位置误差校正问题，提出了一种对信号导向矢量的绝对相位进行最小二乘线性拟合，进而估计出阵元位置误差的算法。

Physeal sparing, combined intra-articular and extra-articular reconstruction of the anterior cruciate ligament with use of an autogenous iliotibial band graft in skeletally immature prepubescent children and adolescents provides excellent functional outcome with a low revision rate and a minimal risk of growth disturbance.

干骺端保守治疗结合关节内及关节外前十字韧带重建、自体髂胫束移植术治疗骨骼发育中的青春期前儿童及青少年能提供良好的功能恢复，且二次手术率低，并能把医源性生长紊乱的危险降到最低。

Shandong Zibo Zhoucun Yuyuan auxiliaries plant, is a financial workers as a whole Kemao a wholly-owned enterprise, located in the scenic hill meters, Jiaoji Railway Station South Zhoucun 1 km, 309 State Road, Zhoucun coach station 300 meters, with fixed assets of 2,500,000 yuan, hundreds of factory workers.

山东淄博市周村裕源助剂厂，是一个融工科贸为一体的独资企业，座落在风景秀丽的米山脚下，胶济铁路周村火车站南1公里，309国道旁，周村长途汽车站300米，拥有固定资产二百五十万元，职工百余人的厂家。

The First part is analysis and design of the subharmonic sampling phase-locked loop.

所设计的锁相环的采样鉴相器采用高性能集成电路，环路滤波器采用二阶有源比例积分滤波器，并设计了扩捕电路以提高锁相环的可靠性。

The geochemistry and isotopic characteristics of the three xenolith groups vary systematically from group to group.

对各种深源岩石捕掳体的地球化学和Sr-Nd同位素组成分析表明，总体上，麻粒岩类捕掳体呈现富集特点，从二辉麻粒岩到长英质麻粒岩的系统变化指示了壳幔混合作用的存在。

Petrogenesis simulation indicates that the Tianheyong primitive basaltic magma may have been the product of polybaric melting column with nonmodal partial melting processes of enriched lherzolite, which straddle the boundary of garnetand spinelfacies lherzolite.

岩石成因模拟表明，形成天和永玄武岩的原生岩浆是在变压、部分熔融的条件下富集地幔源区岩石非实比熔融的产物，变压熔融柱穿切了Sp/Gt二辉橄榄岩相边界。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。