前言
- 与 前言 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Supramolecular chemistry is one of the new branches of the chemistry,it has been regarded as one of the important headstream of new conception and advanced technique.
超分子化学是化学领域的一门交叉学科，被认为是21世纪新概念和高新技术的重要源头之一，是当代化学的前言。
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Heat loss coefficient is one of the most important parameters in the solar-thermal conversion of evacuated tubular collectors.
一、前言热损系数是真空集热管的一个重要性能参数，它直接影响集热装置的效率及最高集热温度。
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Preface As the scaffold of human body, skeleton function as support and weight-bearingsystem, hematogenesis.
前言 骨骼作为人体的支架，担负着支持、承重、造血等功能。
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HIC is a common testing method in corrosion experiments.
0前言HIC试验是检测钢材氢致裂缝敏感性的方法。
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This thesis investigates the optimiaztion problem of the non-linear field with hierarchal estimation and comprehensive coordination control.
O前言 一般一个动态系统(例如拟建一座火力发电厂或像国家基本建设投资规划等)，通常在某一稳定状态下运行。
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In this article, a mathematical method for calculation of model of a population Ⅱ star using high speed digital computer is discussed.
前言 我们计算了中型质量的J匠星模型，采用恒星质量为太阳质量的1 。2倍。
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Today, human society has entered the globalization of information and global information, network high-speed development stage.
前言 当今，人类社会已经进入信息全球化和全球信息化、网络化的高速发展阶段。
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And the content of mercury and arsenic was determined by means of hydride generation atomic fluorescence spectrometry.
1前言砷和汞在历年的农业部耕地地力调查中，都被列为重点监督的有害元素。
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Light hydrocarbon tank is one of the main fixtures of natural gas production.
前言轻烃储罐是天然气生产中的主要静装置之一。
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Introduction: Hypoglossal nerve injury is an uncommon complication after anesthesia and can recover completely.
前言：舌下神经受损在麻醉后是不常见的并发症而且可以完全恢复。
- 推荐网络例句
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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。
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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
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The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.
血精的原因很，以良性病变为主。