An inductively coupled plasma mass spectrometer (ICP-MS) equipped with a dynamic reaction cell (DRC) was used as an ion ......

【Abstract 】“For truly successful translation, it is much more important to familiarize two cultures than mastering tw......

A novel model for dynamic temperature distribution in heavy oil reservoirs is derived from the principle of energy conse......

Plasmonic grating structures have been shown effective at increasing near-field optical enhancement. A doublewidth plasm......

Seperated heat pipe systems are widely used in the fields of waste heat recovery and air conditioning due to their high ......

The far-field imaging properties of a high index microsphere lens spatially separated from the object are experimentally......

A laboratory experiment was carried out to extract iron from oolitic iron ore by a deep reduction and magnetic separatio......

[Objective] To determine the contents of three major tanshinones in Salviae miltiorrhizae health tea by HPLC.[Method] Th......

[Objective]The study aimed at providing reference for the development and utilization of ginseng products and the by-pro......

SnAgCu solder system with the addition of rare earth Ce,which has better thermo-mechanical properties compared to those ......

197Au were irradiated with 47 MeV/u 12C ions. Iridium was produced via the multinucleon transfer reactions in bombardmen......

非谓语动词是高中英语教学的重点，也是往年高考的必考内容。但在实际学习时，学生们对于非谓语动词的理解和掌握程度还远远不够，对于非......

To solve the multi-class fault diagnosis tasks, decision tree support vector machine (DTSVM), which combines SVM and dec......

Speech recognition rate will deteriorate greatly in human-machine interaction when the speaker’s speech mixes with a by......

主要研究了连通子集的两个等价条件;在此基础上,证明了包含多于一点的离散空间是不连通空间;给出了拓扑空间的两个不同连通区是分......

介绍了湍流边界层壁面压力脉动的传声器阵列测量方法,并采用30个电容式ICP型传声器阵列同步采样测量了低速风洞中后台阶分离再附湍......

以研究如何在较短的时间内使学生尽快学会陈式三十八式太极拳为目的,进行问卷调查与对比实验,把传统'分段式'教学方法改为......

利用θ_隔离子集,将拓扑空间进行了扩充,定义了一类更广泛的拓扑空间θ-连通空间,并给出了等价刻画,讨论了θ_连通空间的一些性质,......

根据分离型边界条件Sturm-Liouville问题的特征值关于α，β的严格单调性及相关定理，得到两类分离型边界条件的左定S-L问题间的特征值......

采用MacDonld的对角化法研究了强磁场条件下Ds-心的束缚态和多电子效应.发现Ds-心有L=0,-1,-2,-3,-4五个束缚态,且随着电子与D0心......

研究了一类推广的非线性回归模型的最小二乘估计，证明了其收敛性，并推广到不满足高斯一马尔可夫条件的情形。研讨了几类特殊的部分非......

随着全球金融业格局的不断变化,我国实行的分业经营制度面临巨大的竞争压力.只有通过大力发展资产管理公司的证券经营业务,与证券......

提出了超长方体与KNN相结合的分类算法.在训练阶段,该算法为训练集中的每一个类别构造多个超长方体,区域分离每一类训练样本.在测......

在粒子物理世界，从电子到夸克，新的粒子不断被发现。然而夸克是否可以再分，目前还没有得到证实。本文就粒子的“可分性”以及物质的“......

建立了卡铂的反相高效液相色谱测定方法.以甲醇-水(30:70V/V)为流动相,流速为1.2ml·min-1,卡铂与杂质完全分离,检测波长为238......

本文阐述了分离式直连真空预压地基处理新技术的优缺点及具体的应用方法。...

核电机组中的分体式除氧器，在结构上分为除氧头外壳、除氧头内件和水箱等几个部份。其除氧头外壳与水箱的制造难点是外壳的成形及除......

根据海上油田防砂完井注水井井筒情况，基于陆地油田多管分注工艺技术的应用实践，开发出了海上油田同心多管分注技术并成功应用于渤海......

基于二维弹道修正原理,提出高速滚转隔离机构的设计要求,对其运行基本状况提出了一定的限制。采取高速滚转机构传动轴的1/4作为扇......

The Beijing Institute of Structural and Environmental Engineering has completed the second separation test of LM-5B payl......

The FY-2G meteorological satellite was launched into space by a LM-3A launch vehicle at 09:02(Beijing time)on December 3......

在研究现有信誉模型的基础上，提出一个新的P2P网络信誉系统模型，创造一个单独的P2P社区，称之为信誉社区，用来保存其他社区的各个实体对......

【正】Dear Editor,I wish to congratulate Endang Purwaningsih for publishing in Asian Pacific Journal of Tropical Biomedi......