文中详细分析了电感电流准连续模式的有源功率因数预校正电路的工作原理。
The principle of active power factor correction circuit operated in critical inductor current mode is analyzed in this paper in detail.
在系统结构上采用了平衡通道频率补偿技术、中频锁相跟踪技术和开环预校正技术。
In the system, we adopt a balance channel frequency offset structure, phase locked IF tracking technique and opened loop precorrection.
该方法对X射线进行一定程度的预硬化，通过实验获得预硬化材料种类及射束硬化伪像的校正规律。
The method made the X-ray beam harden at first, and then the kinds of prehardening materials and correction rule of beam hardening artifacts were obtained through experiment.
其主要环节包括密度校正、曝光量校正、均匀性校正、印前预校色等。
The main parts include density adjustment, exposure adjustment, pre-printing adjustment and uniformity correction.
因此，无记忆预失真器不能校正放大器的记忆非线性失真。
So tranditional memoryless predistortion can not compensate memory nonlinear distortion of PA.
另一方面，直接采用红外传感器进行温度检测的方法需要对具体空预器的发射率进行校正，减小了系统的通用性。
On the other hand, this kind of method need the emendation of specific air preheater which depresses the generality of the hot spots detection system.
文本图像二值化、噪声消除和倾斜校正处理在文本图像预处中起着重要的作用，其处理的效果会影响到后期的文本图像处理和识别。
Binarization of documnent image plays an important role in preprocessing documnent image, the result of which will affect subsequent processing and identification.
第二部分：校正的预平衡区带毛细管电泳(modified pre -eq CZE)新方法的建立及应用。
Second part: Establishment and application of modified pre-equilibrium capillary zone electrophoresis (modified pre-eq CZE).
第二部分：校正的预平衡区带毛细管电泳(modified pre -eq CZE)新方法的建立及应用。
Second part: Establishment and application of modified pre-equilibrium capillary zone electrophoresis (modified pre-eq CZE).
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