进行高斯投影后，离中央子午线越远的地方，长度（）
A.保持不变
B.变形越小
C.变形越大
D.变形无规律
参考答案：C
Nursing implications for a client taking central nervous system (CNS) stimulants include monitoring the client for which of the following conditions
A．Hyperpyrexia, slow pulse, and weight gain.
B．Tachycardia, weight loss, and mood swings.
C．Hypotension, weight gain, and listlessness.
D．Increased appetite, slowing of sensorium, and arrhythmias.
用封隔器、堵水器等工具封堵油井中的某一（），使该层或层段的液体不能流入井筒的方法称为机械堵水。
A、高渗透率层或层段
B、高产液层或层段
C、低产油层或层段
D、高含水层或层段
