recording apparatus短语¹⁴⁴⁹⁷²⁺² 基本例句 自记装置 At last, the software and hardware system of recording apparatus are designed. 然后，完成了高速旋转记录仪系统的硬件、软件设计。 http://dict.cnki.net High speed rotation solid propellant rocket motor recording apparatus which we designed is going to resolve pressure testing of rocket motor in high speed rotation. 本文设计的高速旋转固体火箭发动机内置动态参数记录仪，着重解决火箭发动机在高速旋转状态下压力测试问题。 cnki