mean vt. 1.意,有…的意思,意思是…。 2.意指,用…意思说;意味着,就是。 3.(用语言、绘画等)表示意思,表示。 4.预定,计划,图谋;〔作被动用〕企图表现。 5.预定(人或东西)作某种用途,弄成…;暗指着说。 What does this word mean? 这个字是什么意思? I mean what I say. 我是说的正经话〔不是开玩笑〕;我是说到就要做到的;我讲的话是算数的。 I meant it for [as] a joke. 我是说着玩的。 You don't mean to say so! 不会吧!你是开玩笑吧!I mean that you are a liar. 我说你是个撒谎的。 What do you mean by that? 你做的[说的]那是什么意思? What do you mean by ‘passion'? 你所说的passion 是什么意思? What do you mean to do? 你打算做什么? I mean you to go. 我打算叫[请]你去。 I did not mean to deceive you. 我并没有打算欺骗你。 My father means me to be a worker. 我父亲打算叫我成为一个工人。 He was meant for [to be] a soldier. 他生来是要成为一个军人的;他父母是要把他培养成一个军人的。 This portrait is meant for me. 这张肖像是要给我的。 vi. 1.用意。 2.具有意义。 and to mean it 说到做到。 mean a great deal [much] 意味深长;重要。 mean business 认真;算数的。 mean mischief 有恶意,有坏心眼儿;有凶兆。 mean well [ill] by [to, toward] 对…有好意[恶意]。 adj. 1.下贱的,卑劣的;(身份)低微的,卑贱的;卑鄙的;自私的。 2. 下等的,劣等的;普通的,中等的,平庸的。 3.汗颜的,难看的;吝啬的,小气的。 4.〔美俚〕害羞的,觉得不好意思的;(马)脾气坏的;讨厌的,麻烦的;没精神的,不大舒服的;〔美俚〕老练的,巧妙的;极好的;可爱的;非常愉快的。 people of mean birth 出身低微的人。 a mean cottage 简陋的乡下房子。 be mean about [over] 在…方面很小气[吝啬]。 feel mean 〔美俚〕觉得不好意思,害臊。 have a mean opinion of 蔑视,轻视,瞧不起 (He has a mean opinion of himself. 他很自卑)。 no mean 相当的,不差的,很好的(of no mean ability 很有才能)。 of mean understanding 理解力差的,笨的。 the great and the mean 贵贱上下。 adj. 中间的;中庸的;平均的;中等的;中项的。 the mean deviation 【统计学】平均差。 the mean distance 平均距离。 a mean proportional 【数学】比例中项。 the mean (solar) time [day] 【天文学】平(太阳)时[日]。 the mean sun 【天文学】平太阳。 the mean temperature 平均温度。 the mean velocity 平均速度。 for the mean time 在此期间,暂时。 in the mean time = in the meantime. mean line 等分线。 mean sea level 平均海平面,海拔〔略 MSL, m.s.l.〕。 n. 1.(两端的)中央,中部,中间;【数学】平均(数、值),中数;【逻辑学】(三段论的)中项;中名辞,媒辞(= mean term);【伦理学】中庸;【音乐】中音部。 2.〔pl.〕〔常作单数看待〕方法,手段,工具;媒介。 3.〔pl.〕〔常作单数看待〕财产,资力,资产,收入。 means of production 生产资料;生产手段。 an arithmetic [a geometric] mean 等差[等比]中项。 the mean-square deviation 【统计学】均方差。 There is a mean in all things. 凡事都有一定限度。 a means to an end 达到目的的手段。 a man of means 资本家,财主。 by all (manner of) means 1. 必定,务必;千方百计;不惜一切。 2. 〔回答〕好的,当然当然。 by any means 无论如何;以一切可能的手段。 by fair means or foul 千方百计地,不择手段地。 by means of 用,以,依靠。 by no (manner of) means 决不,无论如何也不,丝毫不,一点也不;并没有(He is by no means a pleasant man to deal with. 他决不是一个好打交道的爽快人)。 by some means (or other) 设法;用某种办法。 by what means 怎么;用什么办法。 live beyond [within] one's means 不按照[按照]收入过日子。 means of living 生活手段。 means test 〔英国〕(发放失业救济金前举行的)生活状况调查。 using every possible means 千方百计。
zero n. (pl. zeros, zeroes) 1.【数学】零;零号。 2.零位;零点,起点;(温度表的)零度,冰点;座标原点;无。 3.最低点;【天文学】天底;【航空】零高度。 4.没价值的人[物]。 5.【军事】= zero hour. the absolute zero 【物理学】绝对零度〔-273.16℃〕。 the air zero 原子弹空中爆炸中心。 fly at zero 超低空(1000英尺高度以下的)飞行。 vt. 1.把(调节器等)调整到零位。 2.把…减少到零位。 zero in 1. 调整(枪炮的)射距,把(枪炮等的标尺)调整到标准无风部位瞄准。 2. 把(火力)对准目标 (on)。 zero out 给…以免税待遇(to zero out funding for public broadcasting 对用于公共广播的经费实行免税)。 adj. 1.零(度)的。 2.【气象学】云幕低于50英尺,能见度小于165英尺的。
W is a zero mean white noise source . W是一个零均值的白噪声源。
W is a zero mean white noise source W是一个零均值的白噪声源。
Analysis performance expressions of the bit error rates are derived , and logsitic map with zero mean is used for chaos generation in simulation 推导该方案的理论误码性能,以零均值logistic混沌映射为例进行仿真实验。
Also , respondents were asked in this survey to rate the overall performance of the force , using a scale of 0 - 100 . zero meant extremely bad ; while 100 indicated extremely good 此外,在该项调查中,受访者亦需就警队的整体表现评分,最低为零分,最高为一百分。
Large - eddy simulations are carried out for the adjustment of convective boundary layer over heterogeneous surfaces . simulations are confined for zero mean - wind and flat terrain . surface heat - flux is set varying in 研究限于无风平坦地形条件,地面热通量在一个水平方向作非均匀变化平均地面热通量为0 . 15kms
In chapter 3 , the statistical properties of raw data of the received electromagnetic waves are analyzed and computed , which show that the real and imaginary parts of sar raw data have zero means , slow changing variance , and asymptotically gaussian distribut 第三章分析和计算了合成孔径雷达原始数据的统计特征。原始数据的实部和虚部满足均值近似为零的渐进高斯分布且相互独立,数据的熵值较高。
This more detailed form of permission has variables that represent each kind of access as a number from zero meaning no access at all to some higher number meaning totally unrestricted access , with a few levels between the two 这种更详细形式的权限拥有多个变量,这些变量将每种访问权表示为一个数字,该数字介于零(表示根本没有访问权限)和某个较大的数字(表示完全无限制的访问权限)之间,两个数字之间有若干级别。
Assuming that the earthquake ground motion is a zero mean valued non - stationary random excitation , the higher accuracy numerical algorithm of these complex oscillators were developed in virtue of the principle of pseudo - excitation method 通过假定地震地面运动为一零均值的非平稳随机激励,应用虚拟激励法原理,推导得到了广义复振子动力坐标计算的一般公式,进而得到了非比例阻尼线性体系非平稳随机地震响应计算的一般解答。
A modulated signal of rect ( tt / pw ) added by a zero mean uniform noise . is demonstrated for 2 - d dependence of the waveform on time and trials and 2 - d dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a random process including noise and signal 以双边递减波电压讯号加上含有准常态杂讯为例,图示含有杂讯电压讯号其波形随时间及试验之二维变动及频谱随频率及试验之二维变动,显示杂讯与讯号之随机过程在时域与频域之不同特性。
Third , mensurated the front axle ' s load - time history when truck was running on general tar - paved roads , mountainous roads and the proving ground enhancement roads , second sampled and pretreated to the load - time history with rpc software of mts corporation , acquired the relationship of the frequence of the mean and amplitude load , obtained the zero mean equivalent loads using goodman experiential fatigue equation , acquired the weibull distributing functions of equivalent loads of respective roads 第三,测定了汽车前桥在一般沥青公路、山区公路和试验场强化试验路面的载荷时间历程。对载荷时间历程进行了二次采样和数据预处理。采用雨流计数法得到了各路面的载荷均、幅值的频次关系,并根据goodman经验疲劳公式,得到了零均值的等效载荷及相应的频次。