This paper shows the important roles of Variable Limited Function in Calculous through several examples.
通过示例，展现了变限函数在微积分中的重要作用及其应用。
Objective To investigate the diagnosis and treatment of acute calculous gangrenous cholecystitis (AAGC).
目的探讨急性无结石性坏疽性胆囊炎的诊断及外科治疗方法。
Methods Clinical data from 46 cases by LC in acute calculous cholecystitis were retrospectively analysed.
方法对我院4 6例结石性胆囊炎急性炎症期行L C术的临床资料进行回顾性分析总结。
Objective: To investigate the safety and efficacy of surgical endoscopic techniques in treating calculous pyonephrosis.
目的：探讨运用腔内泌尿外科技术治疗结石性脓肾的安全性和有效性。
Objective To discuss the importance of intraoperative cholangiography for calculous patients in the biliary tract without jaundice.
目的探讨术中胆道造影对无黄疸胆道结石病人的重要性。
Objective To investigate the clinical characteristics, operating time and procedures of acute calculous cholecystitis in the elder.
目的探讨老年结石性急性胆囊炎的临床特点、手术时机与方式。
That is, a succession of inequations can be obtained directly by using convex functions or quadratic derivative symbols in calculous.
利用凸函数或微积分中二阶导数符号可以直接给出一连串不等式。
The influence of potential infinite idea and traditional teaching ideas on calculous teaching led calculous teaching of China to go wrong.
受潜无穷观、见树不见森林和传统讲灌式观念的影响，我国微积分教学陷入了误区，难以自拔。
The ultimate intention of this researching task is to improve the effect and quality of teaching Calculous in vocational and technical institutes.
课题研究的最终目的是为了改善微积分的教学效果，提高职业技术学院微积分的教学质量。
Objective To study the pathologic changes of the gallbladder in rabbits with calculous cholecystitis and the causes of gallstone recurrence after choleystolithotomy.
目的研究动物胆石性胆囊炎的病理改变，探讨取石后胆囊结石复发的原因。
Purpose:To study the diagnostic value of using ultrasonography(US), plain film of the abdomen(KUB), intravenous urography(IVU) in acute ureteral calculous obstruction.
目的：探讨超声、腹部平片（KUB）、静脉尿路造影（IVU）对急性输尿管结石梗阻的诊断价值。
Objective To study the characters of chronic pancreatitis complicated by non-calculous obstructive jaundice, and discuss the methods for differentiation and treatment.
目的探讨以非结石性梗阻性黄疸为主诉之慢性胰腺炎的诊治原则。
Shop assistant: It is true, chronic Calculous Cholecystitis always recurs and goes with colic, normally occurring at the start of winter. So, please pay more attention to your diet.
店员：确实，慢性结石性胆囊炎多有反复发作或绞痛史，每于冬秋之交发作较频繁。所以，平时注意饮食。
Shop assistant: It is true, chronic Calculous Cholecystitis always recurs and goes with colic, normally occurring at the start of winter. So, please pay more attention to your diet.
店员：确实，慢性结石性胆囊炎多有反复发作或绞痛史，每于冬秋之交发作较频繁。所以，平时注意饮食。
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