如图1所示，光滑半球形容器固定在水平面上，O为球心．一质量为m的小滑块，在水平力F的作用下静止于P点．设滑块所受支持力为N，OP与水平方向的夹角为θ，下列关系正确的是（ ）．图1
如图1所示，光滑半球形容器固定在水平面上，O为球心．一质量为m的小滑块，在水平力F的作用下静止于P点．设滑块所受支持力为N，OP与水平方向的夹角为θ，下列关系正确的是（ ）．图1
固定
The harder he worked, the most troubles he had in his early days as a scientist.
The harder he worked, the most troubles he had in his early days as a scientist.
A child’s five year is important as far as learning is _____.
A child’s five year is important as far as learning is \_\_\_\__.
The new employees will _____ during training sessions.
The new employees will \_\_\_\__ during training sessions.
在（）虚拟存贮器中，把主存空间和程序空间机械地分成固定大小的页。
在（）虚拟存贮器中，把主存空间和程序空间机械地分成固定大小的页。C
固定偏流电路如图(1)所示。已知：= 12V，= 280kΩ，=3kΩ，= 3 kΩ，三极管β= 50, 取= 200Ω，= 0．7V。求：（1）静态工作点Q；（2）求电压增益；（3）假如该电路的输出波形出现如图(2)所示的失真，问是属于截止失真还是饱和失真？调整电路中的哪个元件可以消除这种失真？如何调整？(1) (2)
固定偏流电路如图(1)所示。已知：= 12V，= 280kΩ，=3kΩ，= 3 kΩ，三极管β= 50, 取= 200Ω，= 0．7V。求：（1）静态工作点Q；（2）求电压增益；（3）假如该电路的输出波形出现如图(2)所示的失真，问是属于截止失真还是饱和失真？调整电路中的哪个元件可以消除这种失真？如何调整？(1) (2)（1）≈0．04mA，≈≈2mA，≈6V（2）≈963Ω，≈1．5 KΩ，≈-
_____ the manager will come or not doesn’t matter much.
\_\_\_\__ the manager will come or not doesn’t matter much.