launching mass

简明释义

下水重量

英英释义

例句

1.The team is preparing for the launching mass 发射质量 of the new satellite next month.

团队正在为下个月新卫星的发射质量 launching mass做准备。

2.The launching mass 发射质量 of the spacecraft includes all onboard instruments.

宇宙飞船的发射质量 launching mass包括所有机载仪器。

3.Understanding the launching mass 发射质量 is crucial for mission planning.

理解发射质量 launching mass对于任务规划至关重要。

4.They need to reduce the launching mass 发射质量 to meet the new regulations.

他们需要减少发射质量 launching mass以符合新规定。

5.Engineers calculated the launching mass 发射质量 to ensure the rocket can carry the payload safely.

工程师计算了发射质量 launching mass以确保火箭能够安全运输有效载荷。

作文

In the realm of physics and engineering, the term launching mass refers to the total mass of an object that is propelled into motion, particularly in the context of rockets and spacecraft. Understanding the concept of launching mass is crucial for engineers and scientists who design vehicles intended for space exploration. The launching mass includes not only the mass of the vehicle itself but also any payload it carries, such as satellites, scientific instruments, or crew members. When a rocket is launched, its launching mass plays a significant role in determining the amount of fuel needed to achieve the desired trajectory and reach orbit. The greater the launching mass, the more thrust is required from the engines to overcome Earth's gravitational pull. This relationship between mass and thrust is governed by Newton's second law of motion, which states that force equals mass times acceleration (F=ma). Therefore, if engineers want to send a heavier payload into space, they must either increase the thrust of the rocket or reduce the launching mass by using lighter materials or optimizing the design. Moreover, the launching mass has implications for the overall mission design. For example, if a mission aims to explore Mars, the launching mass will dictate the type of launch vehicle required and the trajectory that must be followed to ensure a successful arrival. Engineers must carefully calculate the launching mass to ensure that the spacecraft can carry all necessary equipment while still being able to achieve the escape velocity needed to leave Earth’s atmosphere. The concept of launching mass also extends beyond just physical objects. In the context of project management within aerospace companies, launching mass can metaphorically represent the resources and efforts that need to be mobilized to initiate a project. Just as a rocket requires a specific launching mass to take off, a project requires a certain level of investment, manpower, and planning to 'launch' successfully. For example, when developing a new satellite, project managers must consider the launching mass in terms of budgetary constraints, team capabilities, and technological resources. If the launching mass of the project is too heavy—meaning there are too many variables or challenges to address—it may lead to delays or even failure. Thus, understanding and managing the launching mass in both a literal and figurative sense is essential for success in aerospace endeavors. In conclusion, the term launching mass encompasses a vital aspect of aerospace engineering and project management. It represents the physical mass of a spacecraft at launch and serves as a metaphor for the resources needed to initiate any complex project. By grasping the significance of launching mass, we can better appreciate the challenges faced by engineers and project managers in their quest to explore beyond our planet. As technology continues to advance, the understanding of launching mass will undoubtedly evolve, paving the way for new discoveries and innovations in space exploration.

在物理和工程领域，术语发射质量指的是被推进的物体的总质量，特别是在火箭和航天器的背景下。理解发射质量的概念对于设计旨在进行太空探索的车辆的工程师和科学家至关重要。发射质量不仅包括车辆本身的质量，还包括它所携带的任何有效载荷，如卫星、科学仪器或乘员。当火箭发射时，它的发射质量在决定达到所需轨迹和进入轨道所需的燃料量方面起着重要作用。发射质量越大，发动机就需要越多的推力来克服地球的引力。质量与推力之间的这种关系由牛顿第二运动定律支配，该定律指出，力等于质量乘以加速度（F=ma）。因此，如果工程师希望将更重的有效载荷送入太空，他们必须增加火箭的推力，或通过使用更轻的材料或优化设计来减少发射质量。此外，发射质量对整体任务设计也有影响。例如，如果一个任务旨在探索火星，发射质量将决定所需的发射载具类型以及必须遵循的轨迹，以确保成功到达。工程师必须仔细计算发射质量，以确保航天器能够携带所有必要的设备，同时仍然能够达到离开地球大气层所需的逃逸速度。发射质量的概念还超出了物理物体的范畴。在航空航天公司的项目管理中，发射质量可以比喻性地表示启动项目所需动员的资源和努力。正如火箭需要特定的发射质量才能起飞，项目也需要一定水平的投资、人力和规划才能成功“发射”。例如，在开发新卫星时，项目经理必须考虑预算限制、团队能力和技术资源等方面的发射质量。如果项目的发射质量过于沉重——意味着需要处理的变量或挑战过多——可能会导致延误甚至失败。因此，在字面和比喻意义上理解和管理发射质量对于航空航天事业的成功至关重要。总之，术语发射质量涵盖了航空航天工程和项目管理的重要方面。它代表了航天器在发射时的物理质量，并作为启动任何复杂项目所需资源的隐喻。通过掌握发射质量的重要性，我们可以更好地欣赏工程师和项目经理在探索我们星球之外的过程中面临的挑战。随着技术的不断进步，对发射质量的理解无疑将不断发展，为太空探索的新发现和创新铺平道路。