departure draft

简明释义

离港吃水

英英释义

例句

1.A proper calculation of the departure draft ensures compliance with maritime safety regulations.

正确计算离港吃水确保遵守海事安全法规。

2.The port authority requires a report on the departure draft before allowing the vessel to leave.

港口当局要求在允许船只离开之前提交关于离港吃水的报告。

3.Adjusting the departure draft can help optimize fuel efficiency during the voyage.

调整离港吃水可以帮助优化航程中的燃油效率。

4.The departure draft is crucial for determining the amount of cargo that can be loaded onto the vessel.

离港吃水对于确定可以装载到船上的货物量至关重要。

5.Before the ship sets sail, the captain must check the departure draft to ensure it is safe for navigation.

在船只启航之前，船长必须检查离港吃水以确保航行安全。

作文

In the world of shipping and maritime operations, understanding the term departure draft is essential for ensuring safe and efficient navigation. The departure draft refers to the vertical distance between the waterline and the bottom of a ship’s hull (the keel) when the vessel is ready to leave the port. This measurement is crucial because it determines how much water the ship requires to float safely without running aground. It is particularly important in shallow waters or busy ports where the depth of the water can vary significantly.When a ship prepares for its journey, various factors influence its departure draft. These include the weight of the cargo on board, the amount of fuel and provisions, and even the design of the ship itself. A heavier load will increase the departure draft, meaning that the vessel will sit lower in the water. Conversely, if the ship is lightly loaded, the departure draft will be reduced, allowing for safer passage through shallower areas.Before departure, the crew must conduct careful calculations to determine the appropriate departure draft. This involves assessing the current load and ensuring that the ship complies with local regulations regarding maximum draft limits. If a vessel exceeds these limits, it risks grounding, which can lead to significant damage and costly delays. Therefore, thorough planning and accurate measurements are vital to ensure that the departure draft is within safe parameters.In addition to safety concerns, the departure draft also plays a role in the operational efficiency of the vessel. A well-calculated draft can help optimize fuel consumption and reduce travel time, as ships that sit too low in the water may experience increased resistance, leading to higher fuel costs. On the other hand, a draft that is too shallow can result in wasted space and missed opportunities for carrying additional cargo.Furthermore, the departure draft has implications for environmental considerations. As shipping companies face increasing scrutiny over their environmental impact, understanding how draft affects fuel efficiency and emissions is becoming more critical. By optimizing the departure draft, companies can not only save money but also reduce their carbon footprint, contributing to a more sustainable shipping industry.In conclusion, the concept of departure draft is a fundamental aspect of maritime operations that encompasses safety, efficiency, and environmental responsibility. As vessels prepare to embark on their journeys, understanding and calculating the departure draft is essential for successful navigation. It ensures that ships can traverse various waterways safely while also maximizing operational efficiency and minimizing environmental impact. For anyone involved in shipping, mastering the intricacies of departure draft is not just beneficial; it is imperative for the success of maritime endeavors.

在航运和海洋操作的世界中，理解术语departure draft（出发吃水）是确保安全和高效导航的关键。departure draft指的是当船舶准备离开港口时，水线与船体底部（龙骨）之间的垂直距离。这个测量至关重要，因为它决定了船舶所需的水深，以安全浮起而不触礁。在浅水区或繁忙的港口，水深可能会有显著变化，这一点尤其重要。当一艘船准备启程时，各种因素会影响其departure draft。这些因素包括船上货物的重量、燃料和供应品的数量，甚至船舶本身的设计。较重的负载将增加departure draft，意味着船只在水中的位置更低。相反，如果船舶负载较轻，则departure draft会减少，从而允许在较浅的区域安全通过。在出发之前，船员必须进行仔细计算，以确定合适的departure draft。这涉及评估当前负载并确保船舶遵守当地关于最大吃水限制的法规。如果船舶超过这些限制，就有触礁的风险，这可能导致重大损坏和昂贵的延误。因此，彻底的规划和准确的测量对于确保departure draft在安全范围内至关重要。除了安全问题外，departure draft还对船舶的运营效率产生影响。经过良好计算的吃水可以帮助优化燃料消耗并减少旅行时间，因为在水中位置过低的船舶可能会遭遇更大的阻力，从而导致更高的燃料成本。另一方面，吃水过浅可能导致空间浪费和错失额外货物运输的机会。此外，departure draft还对环境考虑产生影响。随着航运公司面临越来越多的环境影响审查，了解吃水如何影响燃料效率和排放变得愈加关键。通过优化departure draft，公司不仅可以节省资金，还能减少碳足迹，为更可持续的航运行业做出贡献。总之，departure draft这一概念是海洋操作的基本方面，涵盖了安全性、效率和环境责任。当船舶准备启程时，理解和计算departure draft对于成功导航至关重要。它确保船舶能够安全穿越各种水域，同时最大限度地提高运营效率，最小化环境影响。对于任何参与航运的人来说，掌握departure draft的复杂性不仅是有益的；而且对于海洋事业的成功至关重要。