1 A spectrograph measures how bright a star is at any given wavelength.

2 A spectrograph uses optical elements called gratings or prisms to separate the light gathered by a telescope into its component colors.

3 The grating spectrograph is built in two designs.

4 Conclusion : Combined mucosolvin atomizing inhalation and frequency spectrograph irradiation to treat bronchopneumonia could gain notable curative effect.

5 The schematic of a novel transmission grating spectrograph and the preliminary experimental results are described.

6 Thereinto ion trap mass spectrograph is a new development of the technology, which can do multi-stage MS analysis, and do useful to a qualitative analysis of complex compound.

7 A spectrograph device can use the near-infrared light bouncing off an apple to show evidence of damage. The ultraviolet light can show contaminants.

8 Instructions of time of flight mass spectrograph and quadrupole mass spectrograph are given,[] and the scheme of dynamic me...

9 The design of the illumination system and optoelectronic spectrograph are introduced in detail.

10 In the mass spectrograph the ions are focused onto a photographic plate.

11 The application of mass spectrograph to the amylose structure analysis was reviewed.

12 The grating spectrograph and prism spectrograph were used and analyze the visible spectra of Cu - based alloys.

13 Testing apparatuses include two polishing machines, one F20 spectrograph, one Rockwell hardness tester, and one metallomicroscope.

14 The present paper discussed the experimental technology for analysis on the chemical compositions of the high speed wire rod using the direct reading spectrograph.

15 Auxiliary signal generator (AC) is a part of many control circuit of ion trap mass spectrograph.

16 A new dynamic measuring method of exhaust gas from internal combustion engines by using a mass spectrograph is reported.

17 The structure and function of DAC7714 is introduced, and its application in the mass spectrograph based on FPGA is also given.

18 The synthesized peptide was purified by the chromatograph and identified by mass spectrograph.

19 The identification of calcium carbonate in PVC profiles by infrared spectrograph was introduced.

20 The paper discussed the factors that affect analytical results of sulfur in steel by photoelectric direct reading spectrograph.

21 The variation of the roasted green tea aroma during tea processing was studied by gas chromatography and mass spectrograph (GC/MS).

22 It has been already about 90 years from the first mass spectrograph invented by JJ.

23 The paper introduces the basic principle, constitutes and classify of Mass spectrograph, and mainly reviews the application of food analysis in injurant and toxicant.

24 The explosion behaviour and micro mechanism of triothylaluminium are successfully studied by direct spray method and spectrograph techniques.

25 After the treatment of arytenoid motion, 33% patients were cured and had normal acoustic parameters and spectrograph.

26 The necessary instruments for analysis include microscope with 60 fold magnification, infrared spectrograph and ultraviolet spectrograph.

27 The process includes elution of urine collected with filter paper, oximation reaction, extraction, methyl silane derivation, and united detection with chromatographic instrument and mass spectrograph.

28 The product was purified and characterized by gas chromatography, mass spectrograph and infrared spectroscopy.

29 This paper describes the principle, calculation method, technical index, requirements for operational environment, daily maintenance and troubleshooting methods of ZC-202 13C mass spectrograph.

30 When each kind of vocal organ adjustment, can cause the sound production similarly the spectrograph has the corresponding change.

31 Objective To study the acoustic - phonetic features of the cleft patients with sound spectrograph.

32 F. W. Aston, the British experimental physicist, won the Nobel Prize in chemistry in 1922 due to the invention of a mass spectrograph.

33 A spectrograph device can use the near-infrared light bouncing off an apple to show evidence of damage.

34 Moreover, the rapid measurement of carbaryl residues in cucumbers is implemented with a steady-state fluorescent spectrograph and the new system respectively.