发生中的

Objective:To evaluate the role of telomerase activity in development of acute myeloid leukemia.

目的：探讨端粒酶活性在急性髓细胞白血病发生中的作用。

In present review, focusing on the low-copy nuclear genes, we summarize the appli-cation of these genes in the phylogenetic reconstruction of allopolyploid plants and bring forward some critical issues in this field.

以低拷贝核基因为主线，概述了其在多倍体植物系统发生中的应用和相关注意事项，并对其在多倍体植物中的表达变化及其分子机制进行了探讨，系统地介绍了国际上相关领域的研究成果和最新动向。

Objective To explore the expression of Cyclin D1 protein in breast tumors and its relationship with gene amplification.

目的 研究细胞周期蛋白(Cyclin D1)表达在乳腺肿瘤发生中的作用及影响因素。

Objective It is to discuss the action of genetic and environmental factors in occurring of permanent tooth caries.

目的 探讨遗传和环境因素在恒牙龋病发生中的作用。

Aim:To study the relationship between restenosis and the changes of nitric oxide and noradrenaline before and after the coronary artery stent implantation. Methods: The serum levels of NO and NA before and after the CASI in 21 patients with unstable angina were measured.

目的：观察不稳定型心绞痛患者经皮冠状动脉腔内支架植入术支架植入前后血浆中一氧化氮和去甲肾上腺素浓度的变化，探讨其在经皮冠状动脉腔内支架植入术术后再狭窄发生中的作用。

In the current study, we have detected the mtDNA mutation in lung cancer, investigated the correlation between the mtDNA mutations and carcinogenesis, and explored the possibility of mtDNA mutations as a biomarker. We also analyzed the reasons for the homoplasmic mutations of mtDNA.

为了探讨mtDNA突变在肺癌发生中的意义、mtDNA突变在肺癌早期诊断中作为分子标记的可能性以及mtDNA多态性与肺癌易感性的关系，我们检测了肺癌mtDNA突变，分析了肿瘤中mtDNA同质性突变的形成原因。

Serum and intraprostatic T and DHT levels were measured in normal, benign prostatic hyperplasia and prostate cancer patients.

为研究雄激素在前列腺增生及前列腺癌发生中的作用，我们分别测定了正常、良性前列腺增生以及前列腺癌患者血清与前列腺组织中睾酮和双氢睾酮的浓度。

Objective To investigate the phenotypic change and proliferation of fibroblasts in human inflammatory strictured bile duct wall.

目的 探讨炎性狭窄胆管壁中成纤维细胞表型改变及增殖在炎性胆管狭窄发生中的作用。

Based on two kinds of control strategies of VSR under unbalanced grid condition,the introduction of a new VSR control strategy featuring undamped -oscillation that simplifies the controller structure and effectively improves VSR"s performance under unbalanced grid condition.· A systematic description of the state switching in trilogic PWM signal generation of three-phase CSR by using the conversion between bilogic and trilogic switching functions.· Referenced to the CSR"s trilogic PWM signal generation, an approach to achieve low-stress natural commutation of switching devices by reshuffling the vector composition sequence, resulting reduced switching loss.

在研究了两类电网不平衡时的VSR控制策略基础上，提出了一种新型的基于无阻尼振荡控制器的VSR不平衡控制策略，在简化控制结构的同时，有效地改善了电网不平衡时的VSR控制性能；·通过二、三值逻辑开关函数间的转换，系统地描述了三相CSR三值逻辑PWM信号发生中的状态切换；·结合三相CSR三值逻辑PWM信号发生规律，提出了通过调整矢量合成顺序而使功率管获得自然换相的低电压应力SVPWM控制，从而有效地降低了功率管的开关损耗。

Referenced to the CSR's trilogic PWM signal generation, an approach to achieve lowstress natural commutation of switching devices by reshuffling the vector composition sequence, resulting reduced switching loss. With the background of and well instanced by the Xinjiang Autonomous Region's Key SciTech Project"Solar Photovoltaic grid-connected inverter", the dissertation work implemented the new approach of a grid-connected PV inverter that was of single-phase VSR topology and with MPPT .

在研究了两类电网不平衡时的VSR控制策略基础上，提出了一种新型的基于无阻尼振荡控制器的VSR不平衡控制策略，在简化控制结构的同时，有效地改善了电网不平衡时的VSR控制性能；通过二、三值逻辑开关函数间的转换，系统地描述了三相CSR三值逻辑PWM信号发生中的状态切换；结合三相CSR三值逻辑PWM信号发生规律，提出了通过调整矢量合成顺序而使功率管获得自然换相的低电压应力SVPWM控制，从而有效地降低了功率管的开关损耗。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。