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单词 preselector
释义

preselector /ˌprisɪ'lɛktɚ/

英汉-汉英词典
n. 预选器
词组 | 习惯用语
您要查找的是不是:
  • selector n. 挑选者;选择器
  • piezoelectric adj. [物]压电的
  • preselect vt. (通常指根据特定标准)预先选择,预先挑选
preselector n. 前置选择器;高频预选滤波器
preselector valve 预选阀
relay preselector 中继预选器

网络短语:
first preselector 翻译;第一级预选机
preselector gear 预选挡机构
YIG preselector YIG预选器
preselector mechanism 预定位控制机构
preselector relay 预选器继电器
auto preselector 自动预选器
speed preselector 速度预选机构
preselector control 预定位控制;预选控制
英语例句库
  1. Other features include: Preselector time control for auto cycling;Roll slide positive stop;and Automatic lubrication.
    其他功能包括: 自动旋转时间预选控制, 辊子滑动前挡板, 以及自动润滑。
  2. Matching probe cable electrical length, developing the signal preselector and the system control software, finding and correcting the factors that effect the measurement accuracy.
    利用自行设计的自检系统找出并校正了影响系统测量精度的因素。

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英语百科

Preselector

Circuit of a very simple preselector
Frequency response curves for a simple preselector with tuning capacitor setting of 10, 30, 100, or 300 pF

A preselector is a name for an electronic device that connects between a radio antenna and a radio receiver. The preselector blocks trouble-causing out-of-tune frequencies from passing through from the antenna into the radio receiver (or preamplifier) that otherwise would be directly connected to the antenna.

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更新时间:2025/6/18 4:52:09