Based on proportional navigation which is popularly used, target maneuver and guidance command is analyzed, and one design method of beginning time of reaction-jet is proposed.
文中基于广泛应用的比例导引律，对目标机动与导引指令信号进行分析，提出了一种直接力引入时机的设计方法。
It became popularly known as the bird's nest because of its unusual design of interlaced steel girders like the twigs of a bird's nest.
由于它的设计不同寻常，其交错的钢梁像一个鸟巢上的树枝，而被人们广泛称为“鸟巢”。
With computers popularly used in structure design, the concept design and structure measures are more and more important.
随着计算机在结构设计方面的普及，结构设计中的概念设计与结构措施愈来愈显得重要。
Currently the methods of design flow rate for domestic drainage which are popularly used in the world include square root method, experience method and probability method.
现行建筑内部给水、排水设计秒流量计算方法有平方根法、经验法和概率法等。
Currently the methods of design flow rate for domestic drainage which are popularly used in the world include square root method, experience method and probability method.
现行建筑内部给水、排水设计秒流量计算方法有平方根法、经验法和概率法等。
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