NRN

常見(jiàn)例句

• The selected determining wavelength was 274.5 run and the reference wavelength of chloarmphenicol was 326 nm, the determining wavelength was 290 nrn and the reference wavelength salicylic acid was 260 nm.
  選定氯霉素的測(cè)定波長(zhǎng)為274.;5 nm;參比波長(zhǎng)為326nm; 水楊酸的測(cè)定波長(zhǎng)為290 nm;參比波長(zhǎng)為260nm。
• noise rating number (NRN)
  噪聲值數(shù)
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