By using temporally invariance , constructing two sub - arrays with same array shape , direction of arrival estimation can be obtained using esprit technique 利用时延数据,以时间变元为旋转因子,构造了两个具有相同阵形的子阵,采用esprit实现了对目标信号的波达方向估计。
Soil nitrate concentrations were estimated based ontdr ecw and a simple linear calibration of ecw vs nitrate concentrations and then predict the soil column nitrate 研究表明,利用时域反射技术得到的土壤溶液电导率计算的硝态氮浓度随溶液电导率以及土壤含水量的变化而变化。
The statistical performance of the joint estimation method is discussed based on the simulation , and the results show the good performance of the method at low snr . 4 研究了低信噪比情况下利用时频分析方法进行时延和多普勒频移联合估计的性能,表明联合估计方法的统计性能良好。
5 . one dimensional tsa is expanded to two dimensional one by using two dimensional phase unwrapping technique . it is useful for the modification of some algorithms in cia theory 利用时频分析方法对带腔体目标进行分析,提出了在强噪声环境下检测具有复杂散射机理的目标的一种方法。
In this paper , researches based on one - - dimen - sional photonic cystal and its app1ications are developed . in theory , the finite - - difference time - - domain ( fdtd ) method is re - searched 在理论工作中,研究了时域有限差分法理论,利用时域有限差分法建立了研究一维光子晶体能带结构的模型。
利用: use; utilize; make use of时: shí]利用时机: take advantage of opportunities; take every chance利用时间: utilization time充分利用时机: make the most of one's chances opportunities talents etc尽量利用时间: make the best of one's time充分地利用时机: press home an advantage利用时机,碰碰运气: take every chance我们应当充分利用时间: we should make good use of our time智者则努力利用时间: anger begins with folly and ends in repentance能充分利用时间的人不会有时间多馀。: those that make the best use of their time have none to spare利用: 1.(使发挥效用) use; utilize; make use of 利用废料 make use of scrap material; turn scrap material to good account; 利用控制保持转动 secure rotationally; 充分利用最新科学技术成就 make full use of the latest achievements in science and technology2.(利用手段使为自己服务) take advantage of; exploit 利用矛盾 utilize contradictions; 利用公款吃喝[送礼; 旅游] entertain guests [present gifts; tour the country] at public expense; 利用某人 make use of sb.; 利用某人的弱点 take advantage of sb.'s weaknesses; 利用逆境 make the best of a bad bargain; 利用时机 take advantage of opportunities; 利用职权 abusing one's power; take advantage of one's position and power; exploit one's office; 受人利用 be made use of; be a cat's-paw; 利用外资 introducing foreign investment; utilize foreign capital; use foreign funds; absorb the foreign investment; 利用系数 [电工] operating ratio; utilization factor; coefficient of occupation; productivity ratio; utilization coefficient; 利用效率 utilization ratio; 利用因数 use factor; utilization fact船用时: nautical time连用时: you can民用时: civil time作用时: applied position备用时间: standby time比赛用时钟: game clock; halftime不可用时间: down time; unavailable time不使用时: must be closed when not in use插用时间: time scramble; time search船用时钟: ship's clock地方民用时: local apparent civil time; local civil time后作用时间: after effect time借用时间: borrowing time