system tract

Combinations of sedimentary systems in each system tract have genetic continuity.

每个体系域的沉积体系组合具有成因上的连续性。

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The digestive system requires it to dissolve nutrients and help move feed through the intestinal tract.

消化系统需要将营养物质溶解才能输送,需要将代谢废物溶解才能排出体外.

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Low stand system tract sandstone in the sequence of epicontinental sea in ordos: a case of Qiaotou sandstone of upper Taiyuan Formation

鄂尔多斯陆表海层序地层中的低位域沉积&以太原组上段桥头砂岩为例

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Sedimentary feature and significance of oil gas exploration of the slope fan system of the low system tract

低水位斜坡扇的特征及在油气勘探中的意义

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The main controlling factors of the terrestrial containable space and their effect on the sequence evolution were analyzed. Study shows that terrestrial sequences develop mainly lowstand system tract, lake expand system tract and lake shrink system tract.

分析了陆相可容空间的主要控制因素及其对层序发育的影响，研究表明陆相层序主要发育低水位体系域、湖泊扩张体系域和湖泊收缩体系域。

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Result The respiratory tract diseases occupy and digestive system diseases 15.2 %, virus rash and others 6.3 %.

结果呼吸系统疾病占74.3%, 消化道疾病占15.2%,以发疹为主要表现的病毒感染占4.

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And also divided into northern gentle slope type and southern steep slope type based on low-water level system tract.

按低位体系域的特点又可分为北部缓坡型和南部陡坡型。

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It is believed that the HST of sequence ⅰ, LST of sequence ⅱ and base-level ascending system tract of sequence ⅲ are the most favorable exploration targets in the study area.

最后指出，层序Ⅰ的HST，层序Ⅱ的LST，层序Ⅲ的基准面上升体系域为本区最有利的油气勘探目标层段；

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Objective: To investigate the innervation of parasympathetic nervous system and the distribution of muscarinic receptor ( M-R) on pacemaker cell membrane in guinea-pig left ventricular outflow tract ( aortic vestibule).

目的：采用乙酰胆碱（ACh）和阿托品对豚鼠左心室流出道慢反应自律细胞电活动的影响来间接反映迷走神经对左心室流出道自律细胞的支配和胆碱能受体的分布。

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The secretory system of the respiratory tract is probably the most appreciated.

呼吸道的分泌系统可能是最先被意识到的.

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Lowstand system tracts are developed. The lithofacies palaeogeography maps of each system tract are also.

在此基础上,以体系域为单位编制了岩相古地理图,并分析了各个体系域的岩相古地理特征.

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Conclusion: The single-tube multiplex reverse transcription-PCR system can be used in the assistant diagnosis of respiratory tract infection caused by enterovirus, adenovirus, influenza A and B viruses.

结论通过与单一的PCR对比，证明该多重反转录PCR系统可替代单一的PCR用于肠病毒、腺病毒、甲型流感病毒和乙型流感病毒引起的呼吸道感染的快速诊断。

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Highstand System Tract mainly develops depositional system of offshore-meare, fluvial facies and prograded delta.

高位体系域主要发育滨浅湖相 、 河流相及进积型三角洲沉积体系.

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Progressive cerebellar ataxia was the main clinical symptom, other manifestations included extrapyramidal system and pyramidal tract sign and orthostatic hypotension. MRI showed atrophy olf cerebellum and brainstem.

临床表现为进行性小脑性共济失调，可伴有锥体外系症状，锥体束征及直立性低血压。

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Image Workstation is Used for Medical System in the Field of Human Alimentary Tract Diagnosis

人体消化道诊断系统中的图像工作站

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The feasibility of quartation for system tract and main sedimentary characteristics of forced regression system tract have been discussed, based on the new advances in researches on forced regressive deposits at home and abroad.

结合国内外对强制海退沉积的最新研究进展，探讨了沉积层序体系域四分法的可行性和强制海退体系域的主要沉积特征。

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