a cube is a solid.

a cube has twelve arises.

正方体有12条棱子.

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clinically, this tumor should be different from the mixed tumor, tuberculous lymphadenitis or cyst of the area of parotid.

临床上应与腮腺混合瘤、淋巴结结核和囊肿相鉴别。

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clinical features of parotid lymph nodes metastasis in primary treated patients with nasopharyngeal carcinoma

初治鼻咽癌患者腮腺淋巴结转移临床特点

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clinical analysis of 43 cases of lymphoid tuberculosis of parotid gland

腮腺淋巴结结核43例临床分析

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take this prescription to the pharmacy.

把这件处方笺拿到药房去.

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a driving source for ultrasonic standing wave motor with adjustable frequency, phase and amplitude

频率、相位、幅度均可调整的驻波超声马达驱动电源

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simulation of ultrasonic standing wave in a bubble column and mechanism for its bubble modulation

鼓泡床中超声驻波的模拟及其对气泡的调制机理

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sudden onset accounted for 71.43% of the total cases. the initial syndrome of most patients were headaches and fever ( amount to 73.81% of the total patients), and 95.24% of them were nocturnal headaches. all of the patients meningeal irritation sign were positive.

以急性起病多见（71.43%），首发症状以头痛、发热为多数（占73.81%），其中有夜间头痛者占95.24%，所有患者脑膜刺激征均为阳性。

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results 81.25% patients had no history of pituitary adenoma previously. most of them had unknown causes, who were characterized of headache, visual loss, ophthalmoplegia, meningeal irritation, hemianopia, mental disorder and pyramid sign.

结果81.25%的患者卒中前无垂体瘤病史，大部分无明确诱因，临床表现按出现频率依次为头痛、视力障碍、眼肌麻痹、脑膜刺激征、偏盲、意识障碍及锥体束征；

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results among the 79 cases, 56 cases with headaches, 46 cases with vomits, 51 cases with irritative symptoms of meninges, 24 cases with disturbances of consciousness.

结果本组79例中，头痛56例，呕吐46例，脑膜刺激征51例，意识障碍24例。

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abrupt headache, meningismus and hyponatremia were the most typical clinical features in this group.

临床上以突发头痛、脑膜刺激征阳性及常伴低钠血症为其特征。

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clinical findings showed chiefly intracranial hypertension, signs of meningeal irritation and cranial nerve lesions.

临床主要表现为颅内高压、脑膜刺激征、颅神经损害等症状。

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analysis of five early meningitis cases without sign of meningeal stimulation

早期未出现脑膜刺激征的脑膜炎5例分析

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various symptoms, such as headache, fever, nausea and vomiting; meningeal irritation sign, pyramidal sign, psychiatric symptom, and epileptic seizure are the common clinical manifestations of cm.

CM的临床表现多种多样，如：头痛、发热、恶心呕吐、脑膜刺激征、锥体束征、精神症状及癫癎等。

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results the main clinical manifestations included intracranial hypertension and signs of meningeal irritation.

结果新型隐球菌脑膜炎的临床表现以颅内压增高、脑膜刺激征为主。

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objective to explore the associated factors, its mechanism and clinical significance of negative meningeal irritation sign ( mis) in patients with the intracranial infection ( ici).

目的探讨颅内感染（ICI）患者脑膜刺激征（MIS）阴性的相关因素及其机理和临床意义。

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are switch board , rotor board and braces made of epoxy board , vulcanized fiber paper board , etc

采用环氧板红钢纸板等冲制成电机开关板转子端板拉杆。

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polymeric materials - industrial laminates, filament wound tubing, vulcanized fiber, and materials used in printing wiring boards

聚合材料。印制线路板用工业层压板、丝绕管件、硫化纤维和材料

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this paper mainly introduces a project of pd radar velocity tracking. the working status of certain pd radar when it encountered the jamming of velocity deception is analyzed and studied by computer simulation technology based on matlab/ simulink.

主要介绍了一种机载PD雷达的速度跟踪方案，利用MATLAB/Simulink计算机仿真技术分析和研究了某机载PD（脉冲多普勒）雷达在受到速度欺骗干扰时的工作情况。

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materials and methods: sixty-two patients with persisting bleeding after drug induced abortion were observed with two-dimensional ultrasound and color doppler flow imaging ( cdfi).

材料和方法：对62例药物流产后阴道流血患者进行二维超声和彩色多普勒（CDFI）观察，用脉冲多普勒（PWD）测量子宫肌壁及宫腔残留物内血流参数；

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