中英文地名和人名建议选择专门化的地名译典或人名译典;有些缩写词在缩写词典中更容易查到;

    directional查询结果如下:

    音标:[də'rekʃənl]
    名词复数:directionals 词频:高频常用词
    基本释义/说明:adj.方向的
    详解 双语句典 英文释义 韦氏词典 英文百科 wiki词典 英文句库
    adj.
    方向的
    Having no particular directional characteristics.
    无定向的具有无特定方向的特征
    -扩展释义
    adj. 【化学】
    方向的,直接的,定向的
    N/A
    1. 方向的;指向性的
    n. 【机械】
    方向的,定向的
    adj. 【建筑工程】
    方向的,定向的,指示方向的
    -directional的不同词性形态

    名词 变体/同根词

    (uncountable) The condition of being directional || (countable) A measure of the extent to which something is directional
    “We conducted a genetic screen for factors affecting the directionality of mating-type switching.”
    “It could then be argued that the asymmetrical lopsidedness suggests movement and directionality.”
    “Similarly, on the obverse of each coin is its value and a mark to indicate directionality, and on the reverse is its suit and another directional marker.”
    (physics) A measure of the performance of an antenna compared to an isotropic antenna; the ratio of the maximum value of radiation intensity to the average radiation intensity. || (geology) Anisotropy in the propagation of earthquake waves in the direction of rupture. || (rare) Directionality
    “Intensity is also influenced by distance from the fault, ground conditions, and sometimes, directivity.”
    “Optimization of bandwidth, gain, directivity, and operational bands are also investigated.”
    “These antennas will help ensure the user maintains accurate and consistent gain and directivity for the application at hand.”
    词组

    bi-directional

    双向作用的,双向的

    属类:工程技术

    -电力工程 - -

    directional gyro

    陀螺方向仪

    属类:简明英汉词典

    -English to Chinese - -

    directional valve

    方向阀,定向阀

    属类:工程技术

    -电力工程 - -

    directional control

    直接[方向,定向]控制

    属类:IT行业

    -电脑术语 - -

    directional diagram

    方向图,方向性图

    属类:工程技术

    -电力工程 - -

    directional response

    n.方位感应

    属类:工程技术

    -建筑工程 - -

    radio directional beam

    n.定向无线电波束

    属类:工程技术

    -船舶工程 - -

    directional reflection

    定向反射

    属类:工程技术

    -电力工程 - -

    directional navigation

    定向导航

    属类:工程技术

    -电力工程 - -

    directional transducer

    指向性换能器

    属类:机械模具

    -机械仪器 - -

    non directional counter

    n.非定向计数管

    属类:机械模具

    -机械 - -

    directional selectivity

    方向选择性

    属类:简明英汉词典

    -English to Chinese - -

    directional quantization

    方向量子化

    属类:简明英汉词典

    -English to Chinese - -

    directional transmission

    n.定向传输,定向发射

    属类:工程技术

    -船舶工程 - -

    directional phase changer

    n.定向相位转换器

    属类:行业术语

    -电信 - -

    multi directional abrader

    n.多向磨耗试验机

    属类:化学及生命科学

    -化学 - -

    non-directional listening

    n.不定向测听

    属类:工程技术

    -船舶工程 - -

    directional sound detector

    声响测向仪

    属类:行业术语

    -海运 - -

    directional-downhill method

    有向下坡法

    属类:IT行业

    -电脑术语 - -

    directional control circuit

    方向控制电路

    属类:行业术语

    -电信 - -

    dynamic directional matching

    动态方向匹配(法)

    属类:IT行业

    -电脑术语 - -

    omni-directional radio range

    无向无线电信标

    属类:行业术语

    -电信 - -

    super directional microphone

    n.超指向传声器

    属类:行业术语

    -广播 - -

    long wave directional antenna

    长波定向天线

    属类:工程技术

    -电力工程 - -

    directional overcurrent relay

    n.定向过流继电器

    属类:行业术语

    -电信 - -

    bi-directional diode thyristor

    双向二端可控硅(元件),硅对称开关

    属类:行业术语

    -海运 - -

    directional moment of the meridian

    n.子午方向力距

    属类:工程技术

    -航海工程 - -

    directional split of traffic volume

    n.交通量对向划分率

    属类:工程技术

    -建筑工程 - -

    electro-hydraulic directional control valve

    电动液压换向阀

    属类:行业术语

    -海运 - -

    two position three way directional control valve

    二位三通换向阀

    属类:行业术语

    -海运 - -

    简典