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[数]单位阶跃
1、step by step drawing───逐步绘制
2、step by step───adv.逐步地；一步步地，逐步地，逐渐地; 缓缓; 浸
3、starter unit───[医]起始物单位
4、step step───步进
5、unit───n.单位，单元；装置；[军]部队；部件
6、craniotomy step by step───分步开颅术
7、corrugation unit───瓦楞机组
8、astronomical unit───天文单位（地球与太阳间的平均距离，约为9300万英里）
9、step───vt.走，迈步；竖立（桅杆）于桅座上；n.步，脚步；步骤；步伐；梯级；vi.踏，踩；走
1、The Direct Method of Process Identification for Computer Control System by Unit Step Response───计算机控制XiTong对象模型辩识的单位阶跃响应直接法
2、An study is made of cost control in oilfield production. The actual practice is to divide accounting unit step by step until individual Wells and then to subdivide them.───研究了油田生产中成本控制问题，将成本的核算单位详细划分到单井，并将其细化分解。
3、On the Teaching of the Fourier Transform of Unit Step Function───关于单位阶跃函数的傅立叶变换的教学
4、of non-parameter model is constructed with the unit step response of the nuclear reactor neutron dynamic system.───核电站反应堆中子动力学XiTong的单位阶跃响应数据，得到了该XiTong的非参数模型。
5、This paper introduces the public equation to figure out statically indeterminate beam through the unit step function.───介绍了用单位阶跃函数求解超静定梁的通用方程。
6、The Unit Step Function Model for Crown Diameter of Short Rotation Eucalyptus───短轮伐期桉树林分树冠生长的阶跃函数模型
7、Unit sample response and Unit step response of discrete-time LTI systems───离散线性时不变XiTong的单位取样响应和单位阶跃响应
8、Unit impulse response and Unit step response of continuous-time LTI systems───连续线性时不变XiTong的单位冲激响应和单位阶跃响应
9、This paper presents the input voltage shape reconstructed by FFT method from the distorted output shape and unit step response of impulse high voltage measuring system.───本文介绍了一种根据冲击测量XiTong的方波响应和输出波形，利用FFT算法重建输入波形的方法。
1、In this paper, a kind of non-parameter model is constructed with the unit step response of the nuclear reactor neutron dynamic system.
2、This paper presents the input voltage shape reconstructed by FFT method from the distorted output shape and unit step response of impulse high voltage measuring system.
3、With second- order system of lacking damper, the formula of regulation time of unit step response always is a classical approximation.
4、An study is made of cost control in oilfield production. The actual practice is to divide accounting unit step by step until individual wells and then to subdivide them.