This paper reports 25 cases of primary malignant tumor of duodenum. One case of tumor was located at the superior part of duodenum, 20 cases at descending part, 2 cases at horizontal part and 2 cases at ascending part.

The tumor was predilection in the descending part of the duodenum, 45 cases, while 4 in bulbar zone, 4 in the horizontal part and none in the ascending part. The main pathological type is adenocarcinoma, 90.5%.

肿瘤好发于十二指肠降部，共45例，另外球部4例，水平部4例，升部0例，病理类型以腺癌为主，占90.5%。

Results 225 piece of the upper digestive tract polyps in 216 patients was removed, 20 piece of polyps were located to descending part of duodenum, 205 piece of polyps were examined pathologically, 2 cases were unsuccessful.

结果共切除息肉225颗，其中20颗息肉因进入十二指肠降段，205颗息肉进行病理活检，2例电切未能成功。

Results Early diagnosis were accomplished in 7 patients with a early-diagnosis ratio of 31.8%. The descending part of duodenum was the most common site of blunt injuries with a morbidity of 45.5% ( 10/ 22).

结果术前早期确诊7例（31.8%），受伤部位主要为十二指肠第二段，共10例，占45.5%。

Spiral CT imaging of descending part of duodenum: role in diagnosis of peri-ampullaris carcinoma

十二指肠降部螺旋CT表现在壶腹周围癌诊断中的价值

The first jejunal vein drained the ascending part of duodenum, the upper part of jejunum and pancreas in 80% of cases.

80%的第1空肠静脉收纳胰和十二指肠升部的静脉血。

This report serves as a reminder to clinicians to consider intramural hematoma of the duodenum in the differential diagnosis of blunt abdominal trauma.

本文报告提醒临床医师要注意儿童在腹部受外力撞击后产生十二指肠血肿的可能性。

Angle between longitudinal line of longitudinal fold of duodenum and intervenient line of major and minor duodenal papilla was ( 20.80 ± 9.40)°.

大、小乳头开口连线与十二指肠纵襞纵轴线的夹角为（20.80±9.40）°。

In the punching die spare part design, mainly considered that the work components, the locating element, the dumping device with push an equipment.

在冲裁模零部件设计中，主要考虑工作零件、定位零件、卸料装置与推件装置。

Performance measurement and analysis of the dumping device of 95t oxygen top-blown converter

95t氧气顶吹转炉倾动机构传动系统性能测试与分析

Secondly, the essay introduces some anti-dumping related concepts, including: the concept of dumping, the normal value, export price, dumping margin.

其次，介绍了反倾销的相关概念，包括：倾销的概念，正常价值，出口价格，倾销幅度。

By plotting operation time of individual equipment of the car dumping on wagon tipper line on a diagram and indicating switching condition of operation, it is possible to calculate car unloading cycle time with consideration of factors which affect the car unloading cycle.

用作图法列出翻车机卸车作业线各环节的作业时间、各设备之间的转换条件等，可算出卸车周期以及影响卸车周期的因素。

Graphic method to determine cycle time of car dumping on wagon tipper line

翻车机作业线卸车周期的图解法

A possible role of GLP-1 in the pathophysiology of early dumping syndrome

胰高血糖素样多肽-1在早期倾倒综合征病理生理学中的可能作用

Postoperative heartburn occurred in 21 cases, dumping syndrome in 18 cases, epigastric fullness in 15 cases, diarrhoea in 12 cases, and dysphagia in 9 cases.

术后症状：烧心21例，倾倒综合症18例，餐后上腹饱胀15例，腹泻12例，吞咽困难9例。

No reflux esophagitis, RSS, diarrhea and dumping syndrome occurred in P loop interposition group.

PI组术后无反流性食管炎、RSS、腹泻、倾倒综合症发生，均为VisickⅠ～Ⅱ级；

Legislative Convention of Anti-dumping Early Warning Mechanism for Chinese Exports

我国出口产品反倾销预警机制法制化构想

Moderator dumping safety mechanism

慢化剂排放安全机构

An Analysis on a New Type High Dumping Operating Mechanism of Small Loader

对小装载机新型高卸式工作装置的分析

Necessity of Early-warning Anti-dumping Mechanism on Legal Consideration

从法律角度探讨建立反倾销预警机制的必要性

But also to regulate the use of sea, to protect the marine environment, marine performance monitoring role, responsible for the use of sea areas, marine engineering, ocean dumping of wastes and other law enforcement inspection.

又要规范用海，保护海洋环境，履行海洋监察职能，负责海域使用、海洋工程、海洋倾废等的执法检查。