防偽圖案 的英文怎麼說
中文拼音 [fángwěitúàn]
防偽圖案
英文
security pattern-
Our anti - bogus silk trademarks are made by a kind of special voile which can change into colours of rad yellow green etc. when come across ultraviolet
防偽絲織商標是用一種特殊紗，織在需要防偽的部位，經紫外線照射后，這些需要防偽的標志和圖案可以變成紅、黃、綠等各種顏色。The first two denominations ( $ 100 and $ 500 ) had been put into circulation in december 2003. additional security features have been incorporated in the new series. these include denomination numerals in optical variable ink, a fluorescent machine readable barcode, a four - millimetre - wide windowed thread and iridescent images
首兩種面額（ 100元及500元）已於2003年12月推出。新系列鈔票加入新的防偽特徵，包括變色反光油墨銀碼、機讀螢光條碼、 4毫米寬開窗式保安線及反光圖案。Nuclear particle track - etched anti - counterfeit marking is a new weapon against fake products. the mark is manufactured by intricate high technology in state - controlled sensitive nuclear facilities which ensures that the mark can not be copied. the pattern of the mark is characterized by its permeability, and can be distinguished from fakes by using a transparent liquid ( e. g. water ), colored pen or chemical reagent. the technique has passed the official health safety examination and poses no danger of nuclear irradiation
用核粒子照射塑料薄膜形成徑跡，再經化學試劑蝕刻和成像技術，得到由微米級微孔組成的圖案.這種圖案具有物質透過特性.用這種方法生產的核徑跡防偽標志，具備核尖端技術不易擴散，製作設備不易得到，產品用其他方法難以偽造，防偽識別簡單、快速、可靠等特點.此種標志已經通過放射性安全檢測，可以用於各種商品（包括食品）的包裝The new banknotes also retain security features used in current series of banknotes, including concealed image denomination, intaglio printing, invisible fluorescent fibres, multitone and highlight watermarks, security thread, see - through feature and serial numbers
新鈔亦保留了現有鈔票上的防偽特徵，包括隱藏式圖案銀碼凹版印刷螢光纖維水印金屬保安線透視圖案及鈔票序號。The new banknotes also retain security features used in the old series of banknotes, including concealed image denomination, intaglio printing, invisible fluorescent fibres, multitone and highlight watermarks, security thread, see - through feature and serial numbers
新鈔亦保留了舊版鈔票上的防偽特徵，包括隱藏式圖案銀碼凹版印刷螢光纖維水印金屬保安線透視圖案及鈔票序號。Furthermore, three fourier storage schemes were proposed for practical anti - counterfeiting : ( 1 ) store black - white digital images with hidden information made by image coding method, ( 2 ) store several images on the same spot with reference beams of different directions ( peristeophic multiplexing ), ( 3 ) store a serious of given images recorded closely ( space multiplexing ). three different fourier holograms were recorded on photoresist plates following the above three schemes using the optimized recording conditions obtained in the first part of this study work. the reconstructed images form the holograms showed some special anti - counterfeit effects
此外，本課題還研究了傅里葉全息存儲在防偽上的實際應用，提出了三種防偽存儲方案： （ 1 ）運用圖像編碼方案，存儲了具有隱藏信息的編碼黑白二值圖像； （ 2 ）運用旋轉復用方案，在同一存儲點用不同方向的參考光存儲了多幅圖像； （ 3 ）運用空間復用技術，在一定區域內緊靠著記錄一系列特定圖像的傅里葉全息圖。分享友人