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Methods Fe3O4 magnetic nano-particles were prepared with a co-precipitation method, and their properties were investigated using transmission electron microscopy, photon correlation spectroscopy, X-ray diffraction, vibrating sample magnetometry, and Fourier transform infrared spectroscopy. The heating property was studied as well.

应用改良化学共沉淀法制备Fe3O4磁性纳米粒子,通过透射电镜、激光粒度仪、 X-射线粉末衍射仪、振动样品磁强计和傅立叶红外光谱仪等多种方法对所制备的Fe3O4磁性纳米粒子进行表征,并对其体外升温性能进行了考察。

The thesis is based on the architecture of All-Digital Frequency and Phase Synthesizer (All-Digital PLL) which is published by Hugh Mair and Liming Xiu. The architecture makes multiple signals of the same frequency and the same phase difference the output of a voltage-control-oscillator to be the internal input of the DCO (flying-adder architecture), and we utilize the control word to decide the desired synchronized output signal.

中文摘要本论文是以Hugh Mair及Liming Xiu所提出之全数位频率与相位合成器架构(All-Digital PLL)为基础来做改良设计,此架构是以多个压控振荡器输出的相同频率及相同相位差的讯号,做为DCO(flying-adder architecture)的内部输出讯号,再以控制位元决定出所欲同步讯号。

In this way the non-ziene protein content of maize can be i...

这为玉米的品质改良开辟了一条新途径。

The output shaft took the power unit the major parts, the craft work clothes design and the improvement directly is affecting its quality and the performance.

输出轴作为动力装置的主要零件,工艺工装的设计与改良直接影响着其质量与性能。

The government spent a lot of money to help make this land better.

政府花了大量资金帮助改良这片土地。

Methods with remolded syringe; the papillae and areola mammae were pumped and prolonged gradually.

采用改良的注射器为负压吸引器,阶段性逐渐牵拉乳头乳晕2~3个月。

After the destruction of Manticore the military organization responsible for creating Max and her fellow genetically enhanced human prototypes Max is still forced to live furtively among the underground street life of 21st century Seattle.

后曼提考销毁创造最大的军事组织和她的同事负责的基因改良马克斯仍然不得不生活在21世纪西雅图地下街偷偷人类生活原型。

Modified radical mastectomy is the most common surgery of breast cancer treatment.

改良型乳房根除手术是治疗乳癌最常见的手术方式。

Modified radical mastectomy was done in 86 cases, including 59 cases of DCIS, 27 cases of DCIS-MI.

共行乳腺癌改良根治术86例,包括59例DCIS,27例DCIS-MI。

Since 1973, the CPIM program has educated more than 90,000 manufacturing professionals on essential terminology, concepts, and strategies related to demand management, procurement and supplier planning, material requirements planning, capacity requirements planning, sales and operations planning, master scheduling, performance measurements, supplier relationships, quality control, and continuous improvement.

CPIM 在1973年始由 APICS 颁发,为评估个人在不断进化的生产和库存管理领域的知识提供全球统一的基础和标准。CPIM 知识广泛应用于供应链任务中,为企业在今天的全球竞争环境中降低成本,提高客户忠诚度提供动力。CPIM 传授的概念、策略和技巧与生产的需求管理,采购与供应计划,物料要求计划,产能要求计划,销售与作业计划,总排期时间表,绩效衡量,供应商关系,质量控制,持续改良等方面密切相关。

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She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了,但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场,你等着挨绳子吧!

Several theories about reigniting and extinguishing of the arc have been refered.

本文综合考虑了几种电弧重燃和熄灭理论。