useful adj. 1.有用的,有益的,有效的,有幫助的。 2.〔俚語〕值得稱贊的,精通…的 (at)。 make oneself generally useful 事事有用,事事幫得來忙 (He must make himself generally useful. 他可事事都干得來)。 a pretty useful performance 相當精采的演出。 His wife is very useful at cooking. 他的妻子很會做菜。 adv. -ly ,-ness n.
" in reality the " sparse " data in the lower extreme of any 8 - bit non - linear space considerably limits its useful range . "實際上"稀稀落落的"資料在任一8位非線性空間更低的極端可觀地限制它有用的?圍。
Instead of storing negative numbers however they only store positive values , yielding a useful range of 0 to 65 , 535 ( 2 ^ 16 ) - 1 ) 它將用于儲存負數(shù)的空間用來儲存正數(shù),因此,它們能儲存0到65 , 535的正值。
To overcome the second , the transmission needs to include a gearbox providing a range of different ratios of input to output speed , enabling the engine ' s speed to be maintained within the useful range of torque output over a more or less wide range of vehicle speeds 對于第二個問題,可利用變速箱來安排不同的輸入輸出比,使發(fā)動機保持一定的轉(zhuǎn)速,以便提供保持車輛速度的有效扭矩輸出。