皮皮学,免费搜题
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搜题
【单选题】
以下哪个函数可以操作定时器状态寄存器?
A.
IOWR_ALTERA_AVALON_TIMER_STATUS
B.
IOWR_ALTERA_AVALON_TIMER_CONTROL
C.
IOWR_ALTERA_AVALON_PIO_DIRECTION
D.
IOWR_ALTERA_AVALON_TIMER_PERIOD
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【判断题】对于游客的个别无理取闹的要求,导游人员对旅游者要始终以礼相待、不卑不亢,不能与旅游者正面冲突。
A.
正确
B.
错误
【单选题】It's too dark, and it's time to _______. [     ]
A.
light light
B.
lights lights
C.
lights light
D.
light lights
【单选题】某增速齿轮箱,其输入转速为2980r/min,小齿轮齿数为n1=27,大齿轮齿数为n2=54,齿轮模数为m=2,该增速齿轮箱的输出转速为( )r/min。
A.
5960
B.
1490
C.
2980
D.
9920
【单选题】产生彩色投影必须调整下面哪个参数?
A.
Light 的Light Transmission 设为100%。
B.
Light 的Light Transmission 设为0%。
C.
投射阴影层的Light Transmission 设为80%
D.
接受阴影层的Light Transmission 设为100%
【单选题】A towing light is a yellow light having the same characteristics as a/an ______.
A.
special flashing light
B.
anchor light
C.
sternlight
D.
masthead light
【单选题】A towing light is a yellow light having the same characteristics as a(n)()
A.
special flashing light
B.
anchor light
C.
sternlight
D.
masthead light
【单选题】在典型的生长曲线上,细胞产量最高的时期是:
A.
迟缓期
B.
对数期
C.
稳定期
D.
衰亡期
【单选题】Kate likes ______ clothes.
A.
the light red or white
B.
the light red or green
C.
tile light red or purple
【单选题】某增速齿轮箱,其输入转速为2980r/min,小齿轮齿数为n1=27,大齿轮齿数为n2=54,齿轮模数为m=2,该增速齿轮箱的输出转速为( )r/min。
A.
5960.0
B.
1490.0
C.
2980.0
D.
9920.0
【单选题】Which of the following is not true?
A.
Light waves are beams of light.
B.
Light waves can penetrate any materials except men' s bodies.
C.
Light waves can penetrate transparent materials.
D.
Light waves can penetrate some materials.
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