You can change an array variable to point to an array object with different dimension lengths, but you cannot change it to point to an array object of a different data type.

您可将阵列变数变更为指向具有不同维度长度的阵列物件，但不可将它变更为指向不同资料型别的阵列物件。

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Nowadays, point-type fire detectors are widely used in civil buildings and the lag time is a parameter which reflects the response of the point fire detector to environmental change.

点式感烟探测器是目前民用建筑中最为广泛使用的火灾探测设备，其中离子感烟探测器是一典型的点式感烟探测器，迟滞时间是反映点式感烟探测器对环境变化跟随性的指标。

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DPSZ type hot nozzle, suitable for all kinds of product, it shows point shape when entering the gate, there is a circle on the surface of the product, easy to change the color.

点浇口热嘴，适用于各种塑料，进浇点呈点状，产品表面有一个圆，换色性能佳。

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In an age when social media gives customers greater power to speak out about poor services or products, airlines realize "there's not point trying to change or hide this type of information, " Wong said.

CNN: STORY HIGHLIGHTS