更多"试验误差 experimental error"的相关试题:
[判断题]田间试验的环境条件也存在着导致试验产生试验误差，包括系统误差和随机误差的多种可能性。
[多项选择]试验误差包括（）
A. 系统误差；
B. 必然误差；
C. 相关误差；
D. 随机误差；
E. 联锁误差。
[判断题]田间试验中试验材料本身便存在产生试验误差的多种因素。
[判断题]对变送器进行分元件试验时，试验误差被列入被检变送器的基本误差。
[简答题]田间试验的基本要求是什么？怎样才能使试验误差降低到最小程度？
[单项选择]试验误差主要是由（）的差异引起。
A. 水平
B. 处理
C. 供试因素
D. 非试验因素
[单项选择]食盐中水分测定双试验误差为（）。
A. 0.3％
B. 0.05％
C. 0.2％
D. 0.10％
[单项选择]The Experimental Lighthouse-buoy has no navigational significance and may be removed at will.The above sentence means（）.
A. It's of no use for navigation and would be removed with notice
B. It's useful in navigation and may be removed without notice
C. It's helpless in navigation and may be removed without notice
D. It's helpful in navigation and may be removed without notice
[多项选择]修复Device error的步骤（）
A. 重新启动计算机
B. 查杀病毒
C. 进入CMOS，检查硬盘设置参数是否丢失或硬盘类型设置是否错误
D. 恢复硬盘参数设置
[名词解释]稳态误差 ( steady state error)
[单项选择]Quadrantal error in a gyrocompass has its GREATEST effect（）.
A. in high latitudes
B. near the equator
C. on north or south headings
D. on intercardinal headings
[单项选择]Chronometer error may be found by（）.
A. radio time signal
B. comparison with a timepiece of known error
C. applying the prevailing chronometer rate to previous readings
D. All of the above
[单项选择]My gyro-compass error is（）.
A. east two degrees
B. two degrees east
C. two east degrees
D. two-degrees east
[单项选择]The gyrocompass error resulting from your vessel’s movement in OTHER than an east-west direction is called（）.
A. damping error
B. ballistic deflection
C. quadrantal error
D. speed error
[单项选择]Error may be introduced into a magnetic compass by（）.
A. making a structural change to the vessel
B. a short circuit near the compass
C. belt buckles
D. All of the above
[单项选择]Compass error is equal to the（）.
A. deviation minus variation
B. variation plus compass course
C. combined variation and deviation
D. difference between true and magnetic heading
