网络释义
...Hz～20KHz±0.5dB ＊信噪比(Signal noise ratio)：≥95dB ＊互调失真(Intermodulation distortion)：＜0.1% ＊上升速率(Up speed)：45Vus （BTL-M0N0 90V/us） ＊输入阻抗(Input impedance)：20KΩ ＊输入电平(Input level)：0dB ＊工作电压(working voltage)：...
基于34个网页-相关网页
pick up speed 加速 ; 加快速度
take-up speed 收线速度 ; 卷取速度
speed up 加快速度 ; 使加速 ; 加快
Start-up speed 起动风速 ; 启动速度
run-up speed 助跑速度
follow up speed 随动速度
follow-up speed 追踪速度
双语例句原声例句权威例句
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The rise of these births may be linked to increased use of drugs to start or speed up labor and more births by Cesarean section.
VOA: special.2009.10.26
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It means, when you are accelerating upwards, as the elevator picks up speed, the reading on the spring will be more and you will feel heavy.
也就是说当你向上做加速运动时,就像电梯加速的时候,弹簧的读数会增大,你会觉得自己变重了
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Remember, you've got to keep track of the sign of acceleration, so if you're picking up speed towards the ground, a is negative, so it will be g plus a, but a is a negative number.
记住,一定要注意加速度的符号,所以当你加速下降的时候,a 是负的,还是 g 加上 a,但是 a 是负数
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