Sentence examples for hitherto required from inspiring English sources
High selectivity pervaporation was combined with reactive distillation to eliminate a hitherto required column for the separation of a methanol and methyl acetate azeotrope.
Because a gearbox, clutch, transmission and differential unit are no longer needed, and springs and other suspension items will probably go, too, vehicles could assume all sorts of shapes and sizes.Without the cost and complexity of many of the parts hitherto required to make a car, the shape of the automotive industry could be transformed as much as cars are.
The L. lactamgenus specific end product cephabacin was not produced, since the hitherto required enzymes were excluded in the study.
Hitherto, it had required identifiable servers with broadband access to the net.
The hitherto unknown substrates required for this methodology were conveniently synthesized in five steps with good overall yields.
Hitherto, these methods have required manual measurement by highly skilled human observers.
Dispatching Mr. Villaraigosa required the hitherto inoffensive Mr. Hahn, a mainstream Democrat, to wage the most demagogic campaign Los Angeles has seen since the bad old days of Sam Yorty, airing an ad that made Mr. Villaraigosa look like a cross between Marion Barry and Pablo Escobar.
Fried said earlier in the week that the county system had been advised that licensing agreements were needed with bookshops on county-leased or -owned land, which hitherto had not been required.
Our approach required the synthesis of the hitherto unknown borohydride, [ nBu4N][HB(C6Cl5)3], [ nBu4N][ 2-H], by treating the parent perchlorinated analogue of 1, B(C6Cl5)3 (2), with Na[HBEt3] in toluene at 80 °C, and then metathesizing the resulting Na+ cation with [ nBu4N]+ to impart the required solubility for non-aqueous electrochemistry.
And BT has acknowledged that some hitherto undiscovered magic ingredient is going to be required to push it towards its target of 5m connections by 2005.
It is concluded that sheep visual acuity is potentially greater than hitherto realised, but that standardisation of techniques is required to make accurate comparisons with data gathered previously.
