tower crane

简明释义

塔式起重机

英英释义

例句

1.Before erecting a tower crane, engineers conduct thorough site assessments.

在搭建塔式起重机之前，工程师会进行全面的现场评估。

2.The construction site was dominated by a large tower crane, which is essential for lifting heavy materials.

施工现场被一台大型塔式起重机主导，这对于提升重型材料是必不可少的。

3.When the tower crane is in use, safety protocols must be strictly followed.

当塔式起重机在使用时，安全协议必须严格遵守。

4.Workers carefully operated the tower crane to position the steel beams in place.

工人们小心地操作着塔式起重机，将钢梁放置到位。

5.The tower crane can reach heights of over 200 feet, making it ideal for skyscraper construction.

这台塔式起重机可以达到超过200英尺的高度，非常适合高楼大厦的建设。

作文

The construction industry is a vital sector that drives economic growth and development. One of the most iconic symbols of modern construction is the tower crane, which plays a crucial role in the building process. A tower crane (塔式起重机) is a type of crane used in the construction of tall buildings and structures. Its design allows it to lift heavy materials to great heights, making it an indispensable tool for contractors and builders.The tower crane consists of several components, including a vertical mast, a horizontal jib, and a counterweight. The vertical mast provides stability and height, while the jib extends outwards to allow for the movement of materials. The counterweight is essential for balancing the crane, ensuring that it can lift heavy loads without tipping over. This intricate design enables the tower crane to reach impressive heights, often exceeding 200 feet, depending on the specific model and requirements of the project.One of the primary advantages of using a tower crane is its ability to lift and move heavy materials efficiently. In large construction projects, such as skyscrapers or bridges, the amount of material that needs to be transported vertically can be overwhelming. The tower crane simplifies this process by allowing workers to hoist concrete, steel beams, and other heavy items directly to the desired floor or location. This not only speeds up the construction timeline but also enhances safety by minimizing the need for manual lifting and transportation of heavy loads.Moreover, the use of a tower crane significantly improves the overall safety of a construction site. With its ability to reach high elevations, workers can perform tasks at various heights without the risk of falling or using scaffolding extensively. Additionally, the controlled environment of the crane operator's cab ensures that materials are lifted and placed with precision, reducing the likelihood of accidents caused by mishandling.However, operating a tower crane requires specialized training and skills. Crane operators must be certified and possess a thorough understanding of the crane's mechanics and safety protocols. They must also be able to communicate effectively with ground crews to ensure that materials are moved efficiently and safely. The complexity of operating a tower crane emphasizes the importance of having experienced personnel on-site to oversee the operation and mitigate any potential risks.In conclusion, the tower crane (塔式起重机) is an essential piece of equipment in the construction industry, enabling the efficient and safe movement of heavy materials to great heights. Its advanced design and capabilities have revolutionized the way buildings and structures are constructed, contributing to the rapid growth of urban landscapes. As cities continue to expand and evolve, the importance of the tower crane will only increase, solidifying its place as a cornerstone of modern construction practices.