The plant detects the substance and activates an internal signal that causes it to lose its green colour, turning its leaves white.
当植物监测到那些有害物品时就会激发内信号，使叶子从绿色变成白色。
Yellow is a traditional tie colour in countries, including England, which can signal assuredness, along with radiance and vitality, he said.
他说，在很多国家，包括在英国，黄色是传统的领带色。它给人一种自信、活力的跃动感。
The principle and method for calibrating the frequency by means of colour subcarrier signal of broadcast TV are introduced in detail, and the corresponding measurement accuracy is given in this paper.
本文较详细介绍利用广播电视彩色付载频信号进行校频的原理和方法，并给出相应的测量精度。
In this paper stable colour signal lights are discussed only.
本文只谈稳定灯光信号颜色的显示。
In this areas, the CDFI showed colour blood stream signal in alternating with multicolored.
CDFI可显示该区域不同方向的多色相间的彩色血流信号。
They have bad flavour and bright colour and this gay colouring serves as a danger signal to the birds, monkeys and spiders.
它们吃起来味道很差，但是却拥有亮丽的颜色，这种鲜明的颜色就为鸟、猴子和蜘蛛提供了危险的信号。
This paper presents a "waveform display method" for checking the colour TV Chrominance Delay Line in the factory, and introduces a simple, practical and self-made test-signal generator.
本文提出一种适用于工厂检测彩色电视色度延迟线的“波形方法”，并介绍了一种自制的简易实用的测试信号源。
Yellow wis a traditional tie colour in countries, including England, which can signal assuredness, along with radiance and vitality, he said.
他说，在很多国家，包括在英国，黄色是传统的领带色。它给人一种自信、活力的跃动感。 。
The current colour signal lights used in railway are different colours and different combinations for different orders and commands.
现行铁路灯光信号显示是用不同颜色灯光或灯光组合给出不同的命令。
Control strip A general term which refers to the various quality control aids in strip form, e. G. "Colour strip", "Density control strip" and "Signal strip", etc.
是一个广告名词，泛指条状的质量控制工具；例如：“色彩控制条”，“密度控制条”和“信号条”。
A technical method for colour-electric signal convertion of liquid crystal thermometer by using opticfiber is presented.
提出了利用光纤实现液晶温度计色电转换的技术方法，讨论了系统设计并分析了实验结果。
This paper describes the essential concept and modelling of video signal in 3-d frequency domain, and from the point analyses the feathers of the brightness-colour separation filter.
本文阐述了电视信号三维频域的建立及其基本概念，并从三维频域的角度对亮色分离滤波器特性进行了分析。
This paper describes the essential concept and modelling of video signal in 3-d frequency domain, and from the point analyses the feathers of the brightness-colour separation filter.
本文阐述了电视信号三维频域的建立及其基本概念，并从三维频域的角度对亮色分离滤波器特性进行了分析。
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