鹅颈管。摇摆龙头（台上式。双阀）；
鹅颈管。摇摆龙头（墙式。冷热水龙头）；
目的探讨腹腔镜胆囊切除术中胆囊颈管结石漏诊的原因及其预防。
Objective to explore the reasons and prevention of cystic duct remnant calculi in laparoscopic cholecystectomy.
鹅颈管只伸入钢瓶内部较短的距离，弯曲到阀门排气口对面的钢瓶内侧。
The gooseneck goes only a short distance into the cylinder and then bends to the cylinder side opposite the valve outlet.
鹅颈管的“组合效应”改变了其几何组成部分的水流特性，而遵循其固有的运动规律。
The flow characteristics of geometric component of the gooseneck is changed due to "composite effect", and it follows an original motion law.
目的介绍并评价应用OK- 432(沙培林)注射治疗颈面部淋巴管瘤的方法和疗效。
Objective to introduce and evaluate a minimally invasive procedure for application of OK-432 injection to treat cervicofacial lymphangioma.
目的：探讨腹腔镜胆囊切除术(LC)中处理胆囊颈及胆囊管结石的方法。
Objective: to explore the methods of treating calculus in neck and duct of gallbladder in laparoscopic cholecystectomy (lc).
缺血组采用颈外动脉逆行置管，暂时夹闭颈总动脉，由导管内注入自体血凝块，建立脑缺血模型。
To set up the cerebral ischemic model, we retrogradely catheterized the external carotid artery, temporarily clipped the common carotid artery, then injected the autocoagnlated clot.
结论：VEGF - C通过介导淋巴管内皮细胞及淋巴管增殖有利于颈淋巴道转移的发生，VEGF - C检测可作为预测淋巴道转移及预后判断的指标之一。
Conclusion: These findings suggest that VEGF-C may promote lymphatic metastasis of oral cancer, and it is possible to be used as a predictor for the lymphatic metastasis and prognosis of oral cancer.
方法采用硅胶管套扎法建立SD大鼠颈总动脉中段重度狭窄模型。
Methods The model of common carotid artery middle segment stenosis was established by silica gel pipe loop ligation in SD rats.
甲状舌管囊肿及鳃裂囊肿呈单房性，淋巴管瘤多为多房性，颈淋巴结囊性转移瘤伴有壁结节。
Most of the thyroglossal duct cyst and branchial cleft cyst were monolocular, while lymphangioma multilocular. Metastatic tumors of the cystic lymph nodes were always associated with wall nodule.
肾小管由颈段、第一近曲小管、第二近曲小管、间段、远曲小管及搜集管组成。
The renal tubules were composed of the neck, the first and the second proximal, intermediate and distal segments and the collecting duct.
所述在割管机的工序，先使用驱动机构带动刀片切割管颈，再用火加热被切割处，达到管颈切割的目的。
The working procedure of cutting tube: firstly using driving mechanism to drive cutter blade to cut the neck tube, then using fire to heat the cut position to achieve the purpose of cutting neck tube.
方法分别制作两种桩核冠修复体比较其桩核折断、根管折断、桩松动脱落、颈缘等情况。
Methods:Two kinds of pile nuclear crown prosthesis were made and the break of pile nuclear and root canal, the fall off of the pile and cervical margin were compared.
本文分析了这三种管颈击穿的失效机理及其对策。
An analysis is given of the failure mechanism of the neck breakdown, accompanied by its control means, in the text hereunder.
结果采用颈外静脉穿刺置管较颈内静脉穿刺一次进针成功率高，且完成时间短。
Results Higher success rate at a time and shorter puncture time were found in those who were performed puncture and catheter-placement in the external jugular vein.
可以从颈状部分(24)或金属催化剂(20、22)的柱体形成与纳米管的接触。
Contact to the nanotube may be made from either the neck portion (24) or the columns of metallic catalysts (20, 22).
横向开口包含颈状部分和用作生长纳米管的受限空间的空腔部分。
The lateral opening includes a neck portion and a cavity portion which is used as a constrained space to grow a nanotube.
方法利用SD大鼠颈总动脉球囊损伤法造成颈动脉狭窄，观察颜氏益心方对颈动脉狭窄血管内膜厚度及管腔面积的影响。
Methods SD rat carotid artery stenosis was induced by balloon injury. The effects of Yan Yixin Fang on intimal thickness and lumen area of the narrowed carotid artery were observed.
方法利用SD大鼠颈总动脉球囊损伤法造成颈动脉狭窄，观察颜氏益心方对颈动脉狭窄血管内膜厚度及管腔面积的影响。
Methods SD rat carotid artery stenosis was induced by balloon injury. The effects of Yan Yixin Fang on intimal thickness and lumen area of the narrowed carotid artery were observed.
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