I
• A precision- fitted seal prevents leakage.
• The array is precision tuned.
• The accuracy of a properly calibrated declinometer ...
• Heavy ions follow the electric field lines more closely than do electrons.
• Heavy atoms are easier to locate with precision than light atoms.
II
• It is well established that strain-ageing in low-carbon steel is due to ...
• These variations can be predicted reasonably well .
III
• To solve the problem exactly, ...