首页学历类考试大学工学
(简答题)

简要回答以下概念: (1)回程误差; (2)线性度; (3)灵敏度

正确答案

⑴回程误差:在相同测试条件下全量程范围内的最大迟滞差值hmax与坐标满量程输出A的比值的百分率,回程误差=hmax/A*100%⑵线性度:定度曲线接近拟合直线的程度,在系统标称输出范围内,世界输出对拟合直线的最大偏差△lmax与满量程输出A的比值的百分率。⑶灵敏度:测试系统在静态测量师输出和输入的变化量之比的极限值。

答案解析

相似试题

  • (简答题)

    请使用位操作指令,实现下列逻辑操作: P1.5=ACC.2∧P2.7∨ACC.1∧P2.0

    答案解析

  • (填空题)

    The full title of the U.K. is the United Kingdom of ()and ()

    答案解析

  • (单选题)

    You need to perform these tasks: 1. Create and assign a MANAGER role to Blake and Clark 2. Grant CREATE TABLE and CREATE VIEW privileges to Blake and Clark Which set of SQL statements achieves the desired results? ()

    答案解析

  • (单选题)

    You need to perform these tasks: 1. Create and assign a MANAGER role to Blake and Clark 2. Grant CREATE TABLE and CREATE VIEW privileges to Blake and Clark Which set of SQL statements achieves the desired results?()

    答案解析

  • (名词解析)

    回程误差

    答案解析

  • (简答题)

    画出该段指令程序对应的梯形图。 LD NOT 0000 LD 0001 AND 0002 LD NOT 0003 AND 0004 OR LD AND LD TIM 00 #0030 LD 0005 AND 0006 OR NOT 0007 OUT 0500

    答案解析

  • (单选题)

    Fair and(1) competition in government procurement around the world is good business and good public policy. Competitive pricing, product(2)and performanceimprovements result from competitive practices and help ensure that government authoritiesget the best (3)for the public they serve.

    答案解析

  • (单选题)

    Fair and(1) competition in government procurement around the world is good business and good public policy. Competitive pricing, product(2)and performanceimprovements result from competitive practices and help ensure that government authoritiesget the best (3)for the public they serve.

    答案解析

  • (单选题)

    Fair and(1) competition in government procurement around the world is good business and good public policy. Competitive pricing, product(2)and performanceimprovements result from competitive practices and help ensure that government authoritiesget the best (3)for the public they serve.

    答案解析

快考试在线搜题