The main obstacle which prevents the common usage of on-line detecting system is the large quantity of line poles and towers.

现有在线检测系统能否普遍应用的主要障碍是线路杆塔的数量巨大。

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Then Schwartz and Snoddy flew the aircraft away from the area to allow the team time to set up the poles and line for the “snatch.”

然后，施瓦茨和斯诺迪驾驶飞机离开那里，让小分队有时间架设起接人用的柱子和绳索。

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All telephone traffie was carried on a single line strung on short, fragile poles made from every kind of tree in North China.

所有的电话通讯只靠一根单线，电话线就拴在矮小而不结实的木杆上，这些木杆是用华北各色各样的树木制成的。

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They may only add a few million bucks to the top line, but making rods and poles in the same plant helps K2 cut manufacturing costs.

FORBES: Ski, Fish And Pitch

At the Twentieth of November market, she took me to a line of venders who grill to order a portion of the insanely thin sheets of meat that they hang over poles like dishtowels.

NEWYORKER: Land of the Seven Moles