贮木场楞堆的计数往往采用人工的方法，而人工计数又存在很多局限性。
The number of log piles in a log yard is often counted by workers and this method has many limitations.
目的：探讨能否用自动化仪器替代传统人工计数方法检测胸腹腔积液中的细胞含量。
Objective; to discuss if automatic detecting instrument could be applied on cell count in hydrothorax or ascites instead of traditional method.
道路疲劳试验常见的计数方法，多采用人工计数或用机械传动控制点动开关的电子计数。
The ordinary method for roadway fatigue test is using manual counter or electronic counter controlled by mechanical switch.
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