In modern photoelectric fire-control and guidance systems, the sighting line is often required to be stabilized to reduced the effect of carrier turbulence.

在现代光电火控、制导系统中，为了提高命中精度常常要求对瞄准线进行稳定，减小载体扰动的影响。

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For years, Indians were told that the frequent exchanges of fire across the Line of Control in Kashmir were minor affairs and that the Indian Army was primed and ready to repel any Pakistani infiltration.

CNN: ASIANOW - TIME Asia | Subcontinental Drift: What Really Happened?

India on Thursday said Pakistani troops had opened fire at several points along the military control line that divides the rivals in Kashmir.

CNN: No end in sight to Kashmir fighting

In recent days, as in previous times of tension, the two sides have exchanged heavy machine-gun fire and mortar rounds across the Line of Control, which marks the unofficial border in Kashmir.

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