仪表位号TRC—1234中，字母“T”的含义是（）。
A、被测变量是温度
B、表示温度变送器
C、变送器
D、表示某一工艺设备
参考答案：A
下列表示东经和西经字母正确的是（ ）
A．S和W
B．N和S
C．E和W
D．N和W
Consider the following two statements about put-able bonds: Statement 1: As yields fall, the price of put-able bonds will rise less quickly than similar option-free bonds (beyond a critical point) due to the decrease in value of the embedded put option. Statement 2: As yields rise, the price of put-able bonds will fall more quickly than similar option-free bonds (beyond a critical point) due to the increase in value of the embedded put option. You should:（）
A. agree with statement 1 and disagree with statement 2.
B. agree with statement 1 and agree with statement 2.
C. disagree with statement 1 and disagree with statement 2.
