【简答题】People’s attitude ____41___ gift-giving may ___42___ from country to country , _____43___ the desire to convey a feeling of friendship is universal. Here is an example to ___44___ the differences. Jap...
【单选题】About gift giving etiquette in Germany, which of the following practices is NOT true?
A.
Yellow roses or tea roses are always well received.
B.
Gifts are usually not opened when received.
C.
Do not give carnations as they symbolize mourning.
D.
If you bring wine, it should be imported, French or Italian. Giving German wines is viewed as meaning you do not think the host will serve a good quality wine.
【单选题】心房颤动患者服用华法林凝血酶原时间的国际标准化率(INR)应控制在
【单选题】关于剪切频率 ,说法正确的是( )。
B.
剪切频率时,相频特性距0°线的相位差称为相位裕量。
【多选题】下列关于系统频域性能指标的说法正确的是()
A.
中频段以 -20dB/ dec 的斜率穿越零分贝线,而且这一斜率占有足够的频带宽度,则系统的稳定性好。
B.
截止频率 (或称剪切频率) 越高,则系统的快速性性越好。
C.
高频段的斜率陡、增益高,表示系统的稳态精度好(即静差率小、调速范围宽)
D.
低频段衰减得越快,即高频特性负分贝值越低,说明系统抗高频噪声干扰的能力越强。
【简答题】我昨天在一家餐馆吃饭的时候,一个老朋友突然出现在我的面前。 (pop up)
【简答题】第三部分阅读理解(共两节,满分40分) 第一节(共15小题;每小题2分,满分30分) 阅读下列短文,从每题所给的四个选项(A、B、C和D)中,选出最佳选项,并在答题卡上将该项涂黑。 A DIY gifts: A Drive For Creativity In times when people are seeking innovation(创新),giving a DIY gift appears...
【单选题】关于频率法校正,以下说法不正确的是
C.
中频段是指系统开环幅频特性剪切频率前后10倍频程的范围
D.
校正后系统的抗噪声能力可通过开环幅频特性高频段增益反映
【简答题】The Rules for Gift Giving You should be careful in giving gifts. Never give a gift during a job interview or before a business meeting. Gifts are usually given during special holidays, or on occasio...