gain vt. 1.获得;博得,挣得;赢得,打胜(战争、官司)。 2.吸引;争取…(到一边),说服。 3.(尤指通过努力)到达(目的地)。 4.增加,增进;(钟、表等)走快 (opp. lose)。 gain one's living 谋生。 gain the summit 到达山顶。 My watch gains five minutes a day. 我的表每天快五分钟。 vi. 1.得利,得益。 2.前进,进步。 3.增加,增重,增进。 4.(钟、表等)快走。 gain by comparison [contrast] 比较[对比]之下显出其长处。 gain ground 进展,占优势。 gain headway 前进。 gain in 获得,增长(gain in health 增进健康。 gain in influence 影响增长)。 gain on [upon] 1. 蚕食,侵入。 (The sea gains on the land. 海水侵入陆地)。 2. 接近,逼近,赶上。 3. 占优势,超过,胜过。 (The days are gaining on the night. 白天渐渐比夜晚长了)。 4. 得欢心,巴结上。 gain one's ends 达到目的。 gain one's point 贯彻自己意见。 gain over 说服,拉拢过来。 gain speed 渐渐增加速度。 gain strength 力量增加;(风力等)渐强。 gain the ear of 得人倾听。 gain the wind 占他船的上风。 gain time 1. (钟、表等)走得快。 2. (用拖延等办法)争取时间。 n. (opp. loss) 1.获利,获得。 2.得益,利益。 3.〔 pl.〕 收益,利润;报酬,奖金。 4.增大,增加,增进。 5.【无线电】增益,放大,增量。 be blinded by the love of gain 利令智昏。 Ill-gotten gains never prosper. 〔谚语〕不义之财,发不了家。 No gains without pains. 〔谚语〕不劳则无获。 a gain to one's happiness 幸福的增进。 n. 【建筑】 1.(木料上或墙上的)腰槽。 2.雄榫上的斜肩。 vt. 在…上开腰槽,用腰槽连接。
Analysis of processing gain in spread - spectrum communication system 扩展频谱通信系统处理增益的分析
Analysis of processing gain of direct - sequence spread - spectrum system 直接序列扩频通信系统处理增益的分析
Research and implementation of spread spectrum communications with high processing gain 高增益扩频通信关键技术的研究与实现
As the reform process gains momentum , resistance from companies of the old business model will become futile 当改革的趋势形成后,旧有商业模式底下的既得利益者便起不了太大的阻挠作用。
When the processing gain do not provide sufficient improvement , it is necessary to employing various anti - jam measures , especially in strong jamming environment 在强干扰环境,其扩频增益不足以对干扰进行抑制时,需要采用各种抗干扰措施。
His product is general and kind of phenolic moulding materials , it is suitable for injection process with good performance , and also for transfer or compression process gained the ul94 certificate 本产品属通用类酚醛模塑料,适宜于注塑成型,工艺性能良好。也适用于传递成型或压制成型。通过阻燃性能认证。
This product is heat - resisting and kind of phenolic moulding materials , it is suitable for injection process with good performance , and also for transfer or compression process gained the ul94 certificate 一特点和用途本产品属通用类酚醛模塑料,适宜于注塑成型,工艺性能良好。也适用于传递成型或压制成型。
His product is to endure impact and kind of phenolic moulding materials , it is suitable for injection process with good performance , and also for transfer or compression process gained the ul94 certificate 一特点和用途本产品属耐冲击类酚醛模塑料,适宜于注塑成型,工艺性能良好。也适用于传递成型或压制成型。
Adaptive interference suppression can improve further the anti - interference capacity of spectrum spreading ( ss ) systems , reduce the requirement of system processing gain , and thus is important to military communications system 自适应干扰抑制能进一步提高扩频通信系统的抗干扰能力,降低对处理增益的要求,因而具有重要的军事意义。
When studying the basis expansion approach , a new scheme utilizing pilot signals is proposed , which takes full advantage of high processing gain of dpcch . utilizing fourier transform , the frequencies and the coefficients of basis can be estimated 在基展开方法中,充分利用对dpcch解扩后的系统处理增益为24db的优点,结合基展开的思路,提出了基于基展开的信道非盲估计。