对于高速血流（流速>3m/s）的检测，应怎样调节（）

脑动脉硬化血流流速曲线图形常表现为（） 脑动脉硬化血流流速曲线图形常表现为 检测流速大于2m/s的血流速度,应使用什么多普勒技术可以测量其血流速度又不出现信号混叠 欲测定正常甲状腺组织内血流速度，应如何调节仪器参数（） 测量的血流速度比预设速度量程高，应如何调节（）。 采样值报文从接收端口输入至输出端口输出的总延时应不大于2ms，级联合并单元采样响应延时应不大于3ms（） 在 Windows 中，运行（请作答此空）命令得到下图所示结果。Pinging 59.74.111.8 with 32 bytes of data:Reply from 59.74.111.8: bytes=32 time=3ms TTL=60Reply from 59.74.111.8: bytes=32 time=5ms TTL=60Reply from 59.74.111.8: bytes=32 time=3ms TTL=60Reply from 59.74.111.8: bytes=32 time=5ms TTL=60Ping statistics for 59.74.111.8: Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),Approximate round trip times in milli-seconds:Minimum = 3ms, Maximum = 5ms, Average = 4ms） SF6断路器同相各断口间合闸不同期不大于3ms（） 检测高速血流应选用（） 氢火焰检测器使用气流流速比为多少？ 患者女性，22岁。通过脉冲多普勒检测血流速度，下列关于提高脉冲多普勒检测血流速度的方法，不正确的是（）。 在 Windows 中，运行（请作答此空）命令得到下图所示结果。以下关于该结果的叙述中，错误的是（）。Pinging 59.74.111.8 with 32 bytes of data:Reply from 59.74.111.8: bytes=32 time=3ms TTL=60Reply from 59.74.111.8: bytes=32 time=5ms TTL=60Reply from 59.74.111.8: bytes=32 time=3ms TTL=60Reply from 59.74.111.8: bytes=32 time=5ms TTL=60Ping statistics for 59.74.111.8: Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),Approximate round trip times in milli-seconds: Minimum = 3ms, Maximum = 5ms, Average = 4ms 在 Windows 中，运行（ ）命令得到下图所示结果。以下关于该结果的叙述中，错误的是（ ）。Pinging 59.74.111.8 with 32 bytes of data:Reply from 59.74.111.8: bytes=32 time=3ms TTL=60Reply from 59.74.111.8: bytes=32 time=5ms TTL=60Reply from 59.74.111.8: bytes=32 time=3ms TTL=60Reply from 59.74.111.8: bytes=32 time=5ms TTL=60Ping statistics for 59.74.111.8: Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),Approximate round trip times in milli-seconds: Minimum = 3ms, Maximum = 5ms, Average = 4ms 在 Windows 中，运行（ ）命令得到下图所示结果。以下关于该结果的叙述中，错误的是（ ）。Pinging 59.74.111.8 with 32 bytes of data:Reply from 59.74.111.8: bytes=32 time=3ms TTL=60Reply from 59.74.111.8: bytes=32 time=5ms TTL=60Reply from 59.74.111.8: bytes=32 time=3ms TTL=60Reply from 59.74.111.8: bytes=32 time=5ms TTL=60Ping statistics for 59.74.111.8: Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),Approximate round trip times in milli-seconds: Minimum = 3ms, Maximum = 5ms, Average = 4ms 在 Windows 中，运行（ ）命令得到下图所示结果。以下关于该结果的叙述中，错误的是（请作答此空）。Pinging 59.74.111.8 with 32 bytes of data:Reply from 59.74.111.8: bytes=32 time=3ms TTL=60Reply from 59.74.111.8: bytes=32 time=5ms TTL=60Reply from 59.74.111.8: bytes=32 time=3ms TTL=60Reply from 59.74.111.8: bytes=32 time=5ms TTL=60Ping statistics for 59.74.111.8: Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),Approximate round trip times in milli-seconds: Minimum = 3ms, Maximum = 5ms, Average = 4ms 检查肺动脉瓣狭窄时，彩色多普勒血流显像的滤波应怎样调节（）。 检查肺动脉瓣狭窄时，彩色多普勒血流显像的滤波应怎样调节 频谱多普勒检测血流速度，血流方向与声束夹角0的要求是 检查肺动脉瓣狭窄时，彩色多普勒血流显像的滤波(filter)应怎样调节（　） 检查肺动脉瓣狭窄时，彩色多普勒血流显像的滤波(filter)应怎样调节