unreinforced

简明释义

英[ˌʌnriˈɪnfɔrst]美[ˌʌnriˈɪnfɔrst]

adj. 无钢筋的；[建] 不加固的

英英释义

单词用法

同义词

反义词

例句

1.Experimental results showed that, due to the addition of modification or refinement elements, the changes in the structure of the composite were identical with that of unreinforced matrix alloy.

试验表明，变质和细化元素的添加对该金属基复合材料组织的影响与相应的基体合金一致。

2.An unreinforced, medium viscosity polybutylene terephthalate resin for extrusion and injection molding. It has been developed for consideration into applications such as parts for the food industry.

挤压的一个未加强，中等黏度聚丁烯对苯二酸盐树脂和注坯模型。它为考虑被开发了成应用例如食品工业的零件。

3.Unreinforced, Super Tough, black polybutylene terephthalate resin for injection molding.

无加强，超级强韧，黑色聚对苯二甲酸丁二酯树脂注塑。

4.An unreinforced trial is when you get the food without the bell.

非强化尝试是只有食物而没有铃声的时候。

5.Unreinforced, medium viscosity, black polybutylene terephthalate resin for injection molding.

无加强，中等粘度，黑色的聚对苯二甲酸丁二酯树脂注塑成型。

6.Unreinforced, nucleated, medium viscosity, black polybutylene terephthalate resin for fast injection molding.

无加强，核，介质粘度，黑色的聚对苯二甲酸丁二酯树脂的快速注塑成型。

7.An unreinforced response is when the bell goes on but there's no food.

非强化反应是有铃声但却没食物的时候。

8.Unreinforced, low viscosity, black polybutylene terephthalate resin for injection molding.

无加强，低粘度，黑色聚对苯二甲酸丁二酯树脂注塑成型。

9.An unreinforced, low viscosity polybutylene terephthalate for injection molding. It has high flow characteristics and is specifically suitable for super fast production.

一个无加强，低粘度聚对苯二甲酸丁二醇酯的注塑成型。它具有很高的流动特性，并特别适合于超快速生产。

10.Many older structures are unreinforced 未加固的, posing a risk during severe weather conditions.

许多老旧建筑是未加固的，在恶劣天气条件下存在风险。

11.The bridge was constructed with unreinforced 未加固的 stone, which led to its eventual collapse.

这座桥是用未加固的石头建造的，最终导致了它的倒塌。

12.Engineers often advise against using unreinforced 未加固的 masonry in seismic zones.

工程师通常建议在地震区不要使用未加固的砌体。

13.The building's walls were made of unreinforced 未加固的 concrete, making it vulnerable to earthquakes.

这座建筑的墙壁是由未加固的混凝土制成的，使其在地震中容易受损。

14.The city has initiated a program to retrofit unreinforced 未加固的 buildings for better safety.

该市启动了一项计划，以改造未加固的建筑，以提高安全性。

作文

In the field of civil engineering, the term unreinforced refers to structures or materials that do not have additional support or reinforcement to enhance their strength and durability. This concept is crucial when considering the design and construction of buildings, bridges, and other infrastructure. For instance, an unreinforced concrete wall may be more susceptible to cracking and failure under stress compared to a reinforced one. The importance of reinforcement cannot be overstated; it provides the necessary support to withstand various forces such as tension, compression, and shear. Historically, many ancient structures were built using unreinforced materials. The Romans, for example, constructed magnificent aqueducts and amphitheaters using stone and brick without modern reinforcement techniques. While some of these structures have stood the test of time, many others have succumbed to the elements or structural failures due to their unreinforced nature. As a result, engineers today are more cautious about using unreinforced materials in new constructions.One of the most significant challenges with unreinforced structures is their vulnerability to seismic activity. In regions prone to earthquakes, buildings made from unreinforced masonry can collapse easily, leading to devastating consequences. The 1971 San Fernando earthquake is a prime example where many unreinforced structures failed, resulting in significant loss of life and property. This disaster prompted a reevaluation of building codes and standards, leading to stricter regulations regarding the use of unreinforced materials in earthquake-prone areas.Moreover, the use of unreinforced materials can also affect the overall safety and longevity of a structure. Engineers often recommend the use of reinforced concrete or steel frameworks to ensure that buildings can endure various environmental stresses. For instance, a modern skyscraper is typically designed with a robust framework that includes reinforced concrete, which significantly improves its load-bearing capacity and resilience against natural disasters.In conclusion, while unreinforced materials played a vital role in historical architecture, contemporary engineering practices emphasize the need for reinforcement to enhance structural integrity. The lessons learned from past failures have shaped current building standards, ensuring that future constructions are safe, durable, and capable of withstanding various challenges. As we continue to develop our cities and infrastructure, understanding the implications of using unreinforced materials will remain essential for engineers and architects alike. The evolution of construction methods highlights the importance of innovation and adaptation in creating resilient structures for the future.

在土木工程领域，术语unreinforced指的是没有额外支撑或加固以增强其强度和耐久性的结构或材料。这个概念在考虑建筑、桥梁和其他基础设施的设计和建造时至关重要。例如，一个unreinforced混凝土墙在承受压力时可能比一个加固的墙更容易发生开裂和失效。加固的重要性不容小觑，它提供了必要的支持，以承受拉伸、压缩和剪切等各种力量。在历史上，许多古代建筑是使用unreinforced材料建造的。例如，罗马人用石头和砖块建造了宏伟的水渠和圆形剧场，而没有现代加固技术。虽然这些结构中的一些经受住了时间的考验，但许多其他结构由于其unreinforced的特性而屈服于自然因素或结构故障。因此，今天的工程师在新建设中对使用unreinforced材料更加谨慎。unreinforced结构面临的最大挑战之一是它们对地震活动的脆弱性。在地震频发的地区，由unreinforced砌体建造的建筑物可能容易倒塌，导致灾难性的后果。1971年圣费尔南多地震就是一个例子，许多unreinforced结构在地震中失败，造成了重大人员伤亡和财产损失。这场灾难促使人们重新评估建筑规范和标准，导致对地震多发地区使用unreinforced材料的严格规定。此外，使用unreinforced材料还会影响结构的整体安全性和耐久性。工程师通常建议使用钢筋混凝土或钢框架，以确保建筑物能够承受各种环境压力。例如，现代摩天大楼通常设计有坚固的框架，包括钢筋混凝土，这显著提高了其承载能力和抵御自然灾害的韧性。总之，尽管unreinforced材料在历史建筑中发挥了重要作用，但当代工程实践强调需要加固以增强结构完整性。从过去的失败中吸取的教训塑造了当前的建筑标准，确保未来的建筑安全、耐用且能够承受各种挑战。随着我们继续发展城市和基础设施，理解使用unreinforced材料的影响将对工程师和建筑师来说仍然至关重要。建筑方法的演变突显了在为未来创造韧性结构方面创新和适应的重要性。