single-stage rocket

It looks like the single-use rocket launcher is part of the original armor, though.

不过看上去 一次性 用的火箭喷射器是原盔甲的一部分.

Based on the investigation of thrust measurement technique for a rocket engine, a improved method for solving the thrust measurement in the test of the solid rocket engine with single-chamber and. dual-thrust was presented in the paper.

本文通过对某单室双推力发动机推力测试技术的探讨，提出了解决单室双推力固体火箭发动机推力测试技术的改进方法。

With present fuels, scientists agree that a single rocket can not attain escape velocity.

如果采用目前的燃料, 科学家们认为单级火箭达不到逃逸速度.

Results of demonstration shown: for the fundamental guidance equation can be used the unified mode of the disturbing guidance in relation to the single head, rocket vehicles and the multiple independently targetable reentry vehicles, not be necessary for develop various modes.

论证结果表明：对基本制导方程来说，单弹头、运载火箭以及多弹头分导的摄动制导可以在同一个模型之下统一起来，而不必各自拟定不同的方案。

The bell of the motor nozzle, which was machined from a single piece of steel, is visible at the aft end of the rocket.

钟的发动机喷管，这是加工从单一的一块钢，可见在尾部结束火箭。