不可或缺

The study of longitudinal analysis plays an important role in contemnor medicine. The results may address the way to improve the efficacy and the efficiency of therapy. In most of problems, time occurs as an important factor for analyzing the data. Survival analyses are therefore to treat time as outcome.

中文摘要在近代应用医学统计中存活分析扮演相当重要的角色，尤其在医院的临床研究中，存活分析在探讨癌症病患的病程进展和治疗的评估方式上，成为不可或缺主要工具之ㄧ。

Continuous-path control is the motive for the determint of numerical control,and is the heart of a contouring NC machine.

数值控制系统的应用范围非常广泛，尤其是在精密的机械加工中更是不可或缺。

The use of contrasting plays an essential role in the discussion of revealing the main ideas of the book.

对比手法的运用在该著为表达主旨意图的论述中起到了不可或缺的作用。

And before you know it, what seemed like the latest annoying contrivance will be essential. A lot of it is remarkable.

更可悲的是，在你意识到这点之前，这些最新的、惹人厌的发明，似乎早已摇身一变，成了生活中不可或缺的部分。

However, the PID controller is still an integral part of the basic control unit in process control.

但是，以PID为原理的各种控制器仍是过程控制中不可或缺的基本控制单元。

On the contrary that stab in the back touch was quite in keeping with those italianos though candidly he was none the less free to admit those icecreamers and friers in the fish way not to mention the chip potato variety and so forth over in little Italy there near the Coombe were sober thrifty hardworking fellows except perhaps a bit too given to pothunting the harmless necessary animal of the feline persuasion of others at night so as to have a good old succulent tuckin with garlic de rigueur off him or her next day on the quiet and, he added, on the cheap.

相反地，从背后捅一刀倒颇像是意大利佬的手法。不过，他仍然愿意坦率地承认，库姆街附近的小意大利那些卖各种炸土豆片的自不用说，还有卖冰淇淋的和卖炸鱼的，也都不喝酒，是些勤勤恳恳、省吃俭用的人们。不过，他们也许太喜欢趁着夜间随手乱逮属于旁人的有益无害的猫族了。还把他或者她那不可或缺的大蒜抄了来，好在第二天人不知鬼不晓地饱餐一顿带汁的佳肴，并且还说："来得真便宜。"

Cordovan dress shoes are indispensable.

西班牙科尔多瓦的时装鞋是不可或缺的！

This tester is used to determine the bursting strength of paper and corrugated board.

本机在试验纸，瓦楞纸板之抗破裂强度，为验证裱面纸及蕊纸品质不可或缺的设

The major biological function of triglyceride was energy storage and supplement especially in the condition of cell suffered from energy. In the meanwhile, the triglyceride also decomposed and releases H2O that stimulate metabolic function and biochemistry reaction of the cell. Above all the mention, cholesterol and triglyceride were indispensable in the normal physiological function in the human body. In the recent years, the hypertension, diabetes mellitus, stroke and coronary artery diseases were very popular and suffered from many people that lack of exercise, changes life style and diets habits leading to increase crapulence, tension, obesity and aging. Above all the diseases were very concerned with the hyperlipidaemias.

三酸甘油酯最主要的功用是作为能量贮存的场所，并且在人体需要的时候，适时提供能量的补给，同时提供水份，以维持细胞以及组织新陈代谢的进行，所以，胆固醇和三酸甘油酯都是维持正常生理活动所不可或缺，但是近年来由於国人的生活方式及饮食习惯的改变，工作紧张忙碌，应酬多而且暴饮暴食，缺少运动，肥胖人口增加，以及人口结构日趋老化，使得高血压、糖尿病、脑中风及冠状动脉心臓病逐渐成为国人最常见的疾病，而上述这些疾病和高血脂症有极其密切的关系。

Now, it has become the indispensable part of German textbook of criminal law.

如今，它已经成为德国刑法教科书中不可或缺的内容。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。