例句與造句

1. The scattering chamber, area C, generally contains the crystal manipulator and any other analytical instruments that can be used to characterize the crystal surface.
2. In order to maintain clean surfaces, the pressure in the scattering chamber needs to be in the range of 10  " 8 to 10  " 9 Pa . This requires the use of turbomolecular or cryogenic vacuum pumps.
3. Equipment that can be included in the main scattering chamber includes a LEED screen ( to make complimentary measurements of the surface structure ), an Auger analysis system ( to determine the contamination level of the surface ), a mass spectrometer ( to monitor the vacuum quality and residual gas composition ), and, for working with metal surfaces, an ion gun ( for sputter cleaning of the sample surface ).
4. It's difficult to find scattering chamber in a sentence. 用scattering chamber造句挺難的