primary harmonic

  • 释义

    一次谐波

数据更新时间:2026-04-19 18:50:39
1、

The primary investigation of intermittent second harmonic contrast imaging in normal liver

正常肝脏间歇二次谐波声学造影的初步研究

互联网摘选

2、

It produces the primary signal first to carry on the display of time domain, the display of frequency domain and frequency spectrum, and compose the observing signal; finally it carries on the correlation analysis again after the signal filtered to remove the harmonic interference signal.

首先是对原始信号进行时域波形显示,频域频谱显示,初步观察信号的组成,最后再对滤波后的信号进行相关分析,除掉谐波干扰信号。

互联网摘选

3、

This integral can describe the efficiency of second-harmonic generation accompanying the primary Lamb wave time-domain pulse, as well as the dispersion degree between the primary and the double frequency Lamb waves.

该积分表达式可表征基频兰姆波时域脉冲传播过程中的二次谐波发生效率,以及基频与二倍频兰姆波模式之间的频散程度。

互联网摘选

4、

Through second-order perturbation approximation and modal expansion approach, the second-harmonic generation of a primary Lamb wave propagating in layered structures has been analyzed, and the general solution to second-harmonic displacement fields has been obtained.

采用二阶微扰近似和模式展开方法,对分层结构中兰姆波的二次谐波发生问题进行了深入研究,得到了二次谐波声场的一般表达式。

互联网摘选

5、

The results also indicate that when special filters are connected to secondary three-phase system, the primary harmonic currents decrease by about 28% than by using conventional two-phase filters.

结果还表明,当在二次侧三相系统接入文中提出的特殊滤波器时,谐波电流比用常规两相滤波器降低约28%。

互联网摘选

  • 相关词组
  • 今日热词
  • 热门搜索
  • wotu 沃图
  • noise[nɔɪz] n.噪音;喧闹声;响声;言语;干扰信息;
  • gray[greɪ] n.灰色;灰马;灰色颜料;暗淡的光线;adj.灰色的;灰白头发的;阴暗的;(指脸因恐惧、生病等)苍白的;
  • netflix['netfliːks] n.网飞;网飞公司;奈飞;全球十大视频网站中唯一收费站点;
  • DVD[ˌdi: vi: ˈdi:] abbr.数字化视频光盘;n.数字化视频光盘;数字影碟,数字(多功能)光碟(全写为 digital videodisc 或 digital versatile disc)
  • origin[ˈɒrɪdʒɪn] n. 起源,根源;出身;[数]原点,起点;[解](筋,神经的)起端;
  • 吸血鬼日记[xī xuè guǐ rì jì] The Vampire Diaries;The Vampire Diary;
  • harden[ˈhɑːdn] vt.使硬化;使经得起考验;使无情;使轮廓鲜明;vi.变硬或更硬;变稳定;变习惯;
  • worthwhile[ˌwɜːθˈwaɪl] adj.有价值的;令人愉快的;值得花费时间/金钱/精力的;
  • unique[juˈniːk] adj.唯一的;独一无二的;独特的;罕见的;(某人、地或事物)独具的,特有的n.独一无二的人[物,事实]
  • neck[nek] n.颈,脖子;衣领;海峡;[地]岩颈;vi.搂着脖子亲吻,相拥互吻;变狭窄;
  • hunter[ˈhʌntə(r)] n.猎人;猎犬;猎狐马,猎食其他动物的野兽;亨特;

微语录(www.volg.cn)为您提供在线词典、英语翻译、单词大全、英译汉、汉译英等英语服务!可通过lj:关键词格式搜索句子,如lj:affect,搜索affect相关的双语例句!

用户反馈
请选择反馈类型(可多选):
您的联系方式:(如需回复请填写联系方式)
反馈内容:
提交成功 小编会尽快处理
回到顶部
点击反馈