目的:探讨周期运动过程中桡动脉横切面轴心到皮肤距离的动态变化与脉位的关系。
Objective: to study the relationship between pulse position and dynamic variation of distance from transverse section centroid of radial artery to skin during a cardiac cycle.
详细阐述了串-并m-序列原理,并给出利用串-并m-序列产生随机脉位序列的电路实现方案。
The fundamental principle of the series-parallel msequence is introduced in detail. The circuit prototype of a RPPM generator with the series parallel msequence is also considered.
趺阳脉与关脉相比,脉位比关脉浅,而脉势强于关脉。趺阳脉的灌注时间较长,血管灌注速度较快。
Compared with the Guan pulse, the pulse position of arteria dorsalis pedis is lower and strength is stronger, the filling time is longer and filling velocity is quicker.
分析了工作原理和数学模型,研究了它的抗干扰特性,给出了离散随机脉位序列调制码的产生方案。
The block diagram of the system is given and its working principle and mathematic model are analyzed. And also, its anti jamming performances are studied.
推导了随机脉位脉冲序列的自相关函数,给出了其功率谱,并与均匀脉冲串的功率谱进行了分析比较。
The autocorrelation function of the randomly staggered pulse sequence is derived, and its power spectrum is given. Comparison with constant pulse-repetition frequencies pulse sequence is also made.
萨莱里奥是威尼斯一位人脉很广的商人。
(见本文)实属一脉相承,后两位中前者早期研究无国界管理,后者晚期研究“金字塔基” 理论,帮助企业同贫困客户打交道。
Prahalad (see article), whose later field of interest was “the base of the pyramid”—helping businesses to work with poorer customers.
去年3月,“姐妹俩”请巴西前财长佩德罗·马伦(PedroMalan)和其他五位知名人士帮忙对两者的关系给仔细“诊了脉”。
Last March the two sisters asked Pedro Malan, Brazil's former finance minister, and five other notables to examine their relations at length.
(地层,矿脉等)转位,滑动置换或移动(例如水脉、矿脉、地层等)。
(地层,矿脉等)转位,滑动置换或移动(例如水脉、矿脉、地层等)。
图2B串,每个脉冲的持续时间或脉宽表示M个数据位的组,交替的高和低脉冲表示连续的组。
Fig. 2b, each of whose time durations or pulse widths represents a group of m data bits, with the alternating high and low pulses representing successive groups.
图2B串,每个脉冲的持续时间或脉宽表示M个数据位的组,交替的高和低脉冲表示连续的组。
Fig. 2b, each of whose time durations or pulse widths represents a group of m data bits, with the alternating high and low pulses representing successive groups.
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