无口的

Palatal fistulae were repaired by this method, 4 pedicled superior-anteriorly and 14 pedicled posteriorly, 7 of which got velopharyngeal incompetence correction at the same time. Results All of the patients got satisfactory fistula closure except 3 complications. One flap got partly necrosis and two got fistulae at the hard palate. However, the fistula sizes were reduced greatly and one has been re-repaired well by the transferred buccinator musculomucosal flap one year later.

结果：共修复腭瘘患者18例；其中15例腭部瘘孔获得关闭，颊肌黏膜瓣成活良好，无感染、腮腺导管损伤或阻塞、面神经损伤，无张口受限、瘢痕挛缩及咀嚼障碍；2例因岛状颊肌粘膜瓣远端愈合不良再次出现硬腭前端瘘口，但面积较原来明显减小，其中1例再发腭瘘应用已转移到腭部的颊肌粘膜瓣组织行二次手术修复后愈合；1例岛状颊肌粘膜瓣部分坏死。

For the arch dam which reservoir has no suitable breach to build lasher and has mass flood discharge, opening large orifice for flood discharge has great advantage.

对于库区无适宜垭口可兴建泄洪道，而泄洪量又较大的拱坝工程，在坝身中开设大孔口泄洪具有显著的优越性。

Methods:clinical data of 23 cases of left-sided colonic carcinoma undergoing one-stage resection and primary anastomosis were analyzed respectively.intraoperative colonic lavage were performed in all cases.for the 14 cases which were considered to be dangerous,preventive ceostomy was performed.results:23 cases were performed one-stage resection and primary anastomosis,all patients had not any complications such as anastomatic leakage and infection of the peritoneal cavity.conclusions:have a strict control over operation indication,perform postoperative care properly, one-stage resection and primary anastomosis for acute obstruction of left hemicolonic carcinoma is safe and workable.

回顾性分析我院五年来23例左半结肠癌并急性梗阻一期切除吻合术的临床资料，所有病例均术中结肠灌洗，而认为有危险性的14例同时行预防性盲肠造瘘。结果：23例一期切除吻合术，无一例发生吻合口漏、腹腔感染等并发症。结论：严格掌握手术适应症，积极术前准备，充分结肠灌洗，对认为有危险性吻合口实行预防性盲肠造瘘，正确术后处理，左半结肠癌并急性梗阻一期切除吻合术是安全可行的。

Here we present a case of 21 year-old male who suffered from recurrent swelling in left side of mandible which had received surgery for ossifying fibroma in another hospital when he was 19 years old. Obvious facial asymmetry was noted but no sensory dysfunctions were detected. The lesion showed well-demarcated, multilocular radiolucency but radiopacity centrally. We applied segmental resection via extra-oral approach and reconstructed with anterior iliac crest bone graft. After removal of MMF in six week, the wound healed well and joint function was good without malocclusion. After follow-up of one year, no recurrences were noted.

本病例为－21岁之男性，在19岁时因为左下颚骨角区肿大在某医院接受外科手术处理，术后病理报告为骨化纤维瘤，因为复发的肿胀而来本院寻求治疗，临床检查并无疼痛及下唇区感觉异常的问题，放射线影像为周界清晰，多腔室放射透过性合并中央放射不透过性之不规则小块，手术方式为从口外颚下切线，做下颚骨片段式切除，并以肠骨脊海绵骨移植修补骨缺损加以颚间固定六周，术后伤口恢复及愈合良好，颚骨关系稳定无咬合异常的情况，无张口受限的问题。

objective: to observe the therapeutic effect of integrative medicine therapy on circumferential mixed hemorrhoids.methods: peeling and suturing external hemorrhoid by segments,cut and ligating the dentate line of internal hemorrhoids,injecting xiaozhiling liquid,sitz bath and chinese herbal fumigation and washing after operation.results: all the 78 patients cured without massive hemorrhage,anal stenosis and other complications after operation.the follow-up study a year later shows no recurrence.conclusion: the surgical operation is simple and effective,should be worthily recommended in the clinical application.

目的：观察中西医结合治疗环状混合痔的临床疗效。方法：采用外痔分区段剥离缝合、内痔齿线上小v剪口结扎、消痔灵液注射，术后用中药坐浴熏洗。结果：本组78例全部一次治愈，术后无大出血，肛门狭窄等并发症，1年后随访无1例复发，肛门功能正常。结论：本术式简单有效、治愈率高、并发症少，值得临床推广应用。

The wellbore pressure drop of snaky well can＇t be neglected for its producing interval has large fluctuation, and the conventional productivity calculation methods for horizontal wells could not be applied directly for snaky wells.

以1口蛇曲井在无界地层中生产时引起的势分布为基础，根据镜像反映和势叠加原理，建立了底水油藏、气顶底水油藏及边水油藏中1口蛇曲井生产时的势分布和压力分布方程。

Results The AVM animal model was successfully created in seven CEMPs, which was similar to human brain AVM in angio-architecture, angiographic-image, embolizing behavior and post embolization pathological findings. Thromboses were found inside the CJA vessels in 4 animals and in the rest 3 the CJA vessels were shrunk without thrombus.

结果在7只CEMPs中成功制作了AVM动物模型，该模型在血管结构、造影影像、栓塞表现和栓塞后病理改变上与人脑AVM的相似。4只动物颈动静脉吻合口血管腔内有血栓形成，其余3只吻合口血管塌陷皱缩，腔内无血栓。

Objective:The purpose of the experiment was to study the carcinogenic and mutagenic effects of petroleum asphalt.

目的：研究石油沥青有无致突变和致癌作用。方法：选用大鼠经口急性毒性试验、Ames试验、小鼠经口微核试验、大鼠气管注入及兔经皮涂抹致癌试验，研究石油氧化及直馏沥青的急性毒性以及致癌和致突变作用。

Vertical pipe extrusion machine is a powder, slag, sand, cement raw material production for a long 1000mm, diameter 150-1000mm of cluster i, flat-mouth tender jack, flower tube wells and other non-reinforced cement pipe.

立式挤压制管机是以石粉、矿渣、沙子、水泥为原材料生产长1000mm，内径150-1000mm的子母口、平口、、承插口、井用花管等多种无筋水泥管。

The sarcophagus, one of three Hatshepsut had prepared, was empty.

这口石棺是哈特谢普苏特所准备的三口石棺之一，里头空无一物。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐