【单选题】技师甲说:当主动齿轮比从动齿轮转得快时是减速;技师乙说:当从动齿轮比主动齿轮转的快时是超速。以下说法正确的是
【单选题】下列说法正确的是
B.
声调不是汉语音节必要的组成部分,有的音节可以没有声调
C.
构成调值的相对音高在读音上是跳跃的,中间可以有停顿,可以不连续
D.
成语“异口同声”四字的声调排列顺序是“去声、去声、阳平、阴平”
【单选题】大中型水电站的出力系数K的取值范围是 ( )。
【单选题】寄生虫粪便检查法时,若采样粪便不能及时检查,可将其加入到( )中。
【多选题】It must be understood that neither by word nor deed had I given Fortunato cause to doubt my good will. I continued as was my wont, to smile in his face, and he did not perceive that my smile now was a...
F.
The Cask of Amontillado
【多选题】根据GB6095-2009《安全带》7.2.1安全带的永久性标志应缝制在主带上,内容应包括()
【判断题】赖氨酸过多时,会干扰肾小管对精氨酸的重吸收,造成精氨酸的不足。