1.The first task is to cut the various pieces of metal from which the pulsejet body is formed.

1.第项任务是削减金属从中pulsejet身体的各个组成部分。

2.In fact the level of compression created within a regular pulsejet engine is very low, even by automobile standards.

2.事上范围内定期pulsejet引擎创建的压缩程度很低甚至汽。