Example sentences of "is [verb] at high " in BNC.
Next page| No | Sentence |
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| 1 | The two types of mirror look much the same after being buried for centuries , but when the microstructure is examined at high magnification , as in Figures 5.15e and f , it is possible to distinguish between tinned bronze and the high-tin alloy . |
| 2 | ‘ It is a drug used in medicine since 1935 and its serious side-effects are rare even when it is prescribed at high concentrations for long periods . |
| 3 | VHS hi-fi stereo sound , unlike VHS mono , is encoded at high speed along with the picture signals in the same way as Video 8 hi-fi , and hence has the same high standard of audio quality . |
| 4 | The centrifuge is operated at high speeds to transport the polymer molecules through the solvent to the cell bottom if the solvent density is less than the polymer , or to the top ( flotation ) if the reverse is true . |
| 5 | A large supply voltage and phase resistance are only required when the motor is operating at high speeds . |
| 6 | The drive circuit requirements are now clarified : a large supply voltage is needed at high speeds , but the phase current at low speeds must be limited without the power wastage associated with the simple series resistance method of current-limiting . |
| 7 | But when the cross-section is viewed at high magnification , it becomes clear that different plating methods have been used . |
| 8 | In this process particulate hydroxyapatite is projected at high velocity through a high temperature plasma flame ( ca 10 000°C ) . |
| 9 | Because CFTR messenger RNA is expressed at high levels in human and rodent intestinal crypts r14–16 , mouse intestinal sections were used as controls to demonstrate probe specificity . |
| 10 | Nitrogen dioxide , a reddish-brown and highly reactive gas , is mainly produced in the atmosphere from the oxidation of nitric oxide formed when fuel is burned at high temperatures . |
| 11 | [ 5.1 5(a) ] , is proportional to the total phase resistance ( R ) , so if a motor is to operate at high speeds its drive circuit must include large forcing resistances . |
| 12 | [ 5.1 5(a) ] and [ 5.15(b) ] a low value of H improves the effective speed range of the motor , so if the motor is to operate at high speeds its permanent . |