The ignition of the solid rocket motor (SRM) is a very complex physical and chemistry process, which is composed of three component phases: ignition delay, flame spreading and chamber filling.
固体火箭发动机的点火是一个十分复杂的物理化学过程,包括三个阶段:点火延迟、火焰传播和燃烧室气体充填。
It consists of a multiwire proportional chamber, a delay line, a main amplifier, a timing single channel amplitude analyser and a time to amplitude converter.
它由多丝室、延迟线、主放大器、定时单道以及时幅变换器等组成。
Randy Johnson, vice-president for labour, immigration and employee benefits at the chamber of commerce, said the delay had to do with Congress's fears over the loss of high-tech jobs for Americans.
美国商会负责劳工、移民和员工福利的副会长兰迪•约翰逊(Randy Johnson)表示,法案迟迟不能通过,与国会议员担心美国人失去高科技职位有关。
ECG trigger-delay was accurately set to mid-diastolic "motion freezing" by observing the movement profile of RCA cross-points on four-chamber view individually.
心电触发延迟时间通过观察四腔心层面RCA断面的运动以确定准确的舒张中期冠状动脉显示“运动暂停”的间期;
ECG trigger-delay was accurately set to mid-diastolic "motion freezing" by observing the movement profile of RCA cross-points on four-chamber view individually.
心电触发延迟时间通过观察四腔心层面RCA断面的运动以确定准确的舒张中期冠状动脉显示“运动暂停”的间期;
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