spectram 中文意思是什麼

spectram 解釋
奈毒素
  1. To follow the current gsp specifications and decrees and codes on medicines, shanghai sunbow pharmaceutial co., ltd. chinese medicine herbal tablets factory invested more than 1 million yuan rmb in 1999 to rebuild the quality control room equipped with high - recision instruments, such as high - efficiency liquid chromatographic instrument, high - efficiency colour spectram meter for gas phse, automatic polarimeter and ultraviolet spectrophotometer. this provides a scientific guarantee for medicine production and storage and enables medicine to reach the international advanced level in monitoring of various indexes like the conteng of effective composition, content of heavy metals and residual pesticide content

    為符合現有的gsp規范及藥品法規， 1999年上海虹橋藥業中藥飲片廠投資100多萬元改建了質量檢測室，配以高效液相色譜儀、高效氣相色譜儀、自動旋光儀、紫外分光光度計等高精密儀器，使藥品的生產和儲存有了科學的保證，並使藥品在有效成分含量、重金屬含量和農藥殘留量等指標監測上達到國際先進水平。
  2. Power density spectram

    功率密度譜
  3. We have do data analysis work. it is mainly work for our to show pressure signal, observe peak value of signal and compute signal power spectram. while we have conceive that used wavelet transform to distill pressure signal characteristic

    頻率域處理主要作了利用周期圖法估計壓力信號的功率譜，提出進一步的處理設想，利用小波分析的一些方法識別壓力信號的特徵。
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