A dynamic slope compensation circuit applied to boost DC-DC converters is introduced in this paper.

1、

This paper analyzes a zero-voltage-switching ( ZVS ) bi-directional DC-DC converter.

该文分析了一种零电压 ( ZVS ) 双向 DC—DC 变换器.

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2、

A current mode DC-DC buck converter with high stability is presented.

提出了一种高稳定性的电流型DC-DC转换器.

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3、

This paper presented a novel circuit for equalizing a connected ultra-capacitor stack based on DC-DC converter.

介绍一种基于DC -DC 变换器的新型串联电容器组电压均衡电路.

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4、

A novel integrated CMOS current-sensing circuit for current-mode DC-DC buck converters is presented.

针对电流模降压型DC -DC 变换器,提出了一种新颖的CMOS片上电流采样电路.

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5、

Designers of high-performance isolated dc-dc power converters are always striving for higher efficiency and smaller size.

高性能隔离DC -DC 电源转换器设计人员通常会尽力提高效率并减小尺寸.

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6、

DCA up-regulated the expression of AP-l ( c-Jun c-Fos ) and COX-2 in a dose dependent manner.

DCA能上调AP -1 ( c -Jun 、c-Fos ) 蛋白及COX -2 蛋白表达,呈浓度依赖性.

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7、

Results: 200 μ M DCA induced cell proliferation and COX-2 mRNA transcription.

结果: 200μMDCA可以促进HT-29 细胞的增殖,并诱导COX -2 mRNA的转录、COX-2蛋白的表达及PGE2的合成.

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8、

Methods: 33 post-thoracotomy patients were divided into DCA, PCEA and PCIA groups.

方法: 将开胸术后病人33例随机平均分入DCA组、 PCEA组、PCIA组.

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9、

In this case, LSS-DCA aligned the sequences with the same way as ClustalW.

在这种情况下, LSS-DCA的策略就不起作用,只采用ClustalW对齐序列.

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10、

Direct coagulation casting ( DCC ) is a novel ceramic net shape forming process for ceramic green bodies.

直接凝固注模成型 ( DCC ) 是一种全新概念的净尺寸陶瓷成型技术.

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11、

Objective To evaluate the role of telomere and DCC in tumor transformation and progression.

目的　分析端粒长度及DCC基因 mRNA 表达在大肠癌及腺瘤发生发展中的作用.

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12、

Conclusion DCC gene played an important role in generation and development of ovarian carcinomas.

结论DCC基因可明显抑制卵巢癌细胞生长,可能在卵巢癌发生、发展的过程中起重要作用.

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13、

Conclusion: DCC gene play an important role in controlling cancer recurrence after operation.

结论: DCC基因可能是决定大肠癌术后复发重要的控制基因之一,检测DCC表达有助于判断大肠癌的预后.

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14、

Conclusion: LOH of DCC gene may be involved in the occurrence and development of HCC.

结论: DCC基因LOH可能参与了原发肝癌的发生发展.

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15、

Introduction of some new techniques exploited in our country including DCC, MGG , MIO, ARGG and HCC are also given.

介绍了我国新近开发的DCC 、 MGG 、 MIO 、 ARGG、HCC等几种典型的先进工艺.

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16、

Results Exogenous DCC had successfully been transferred into SKOV 3 cells and obtained permanent expression.

结果RT-PCR 技术和免疫组化染色方法检测显示,外源性DCC基因通过基因重组及脂质体介导,已整合于SKOV3细胞并获稳定表达.

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17、

No significant correlation was found among LOH of DCC gene, clinical parameters and HBV infection.

DCC基因LOH与临床病理参数和HBV感染无显著相关.

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18、

Objective : To understand DCC gene status between primary and liver metastatic lesions of large intestinal cancer.

目的: 了解DCC基因在大肠癌复发、转移过程中的变化及其与肝转移的关系.

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19、

At these conditions , the solubilization of DCE can reach 34.32 %.

此时DCE的增溶率可达34.32%.

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20、

Objective : To investigate the CT and MRI features of Subacute intoxicated encephalopathy induced by 1,2-dichloroethane ( 1,2-DCE ).

目的: 探讨1,2-二氯乙烷中毒性脑病的CT、MR表现.

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