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manhole cover造句
(1) Why is a manhole cover round? (2) Used for the watertight and oil tight manhole cover. (3) Or the manhole cover outside your apartment? (4) Some characteristic of cast iron manhole cover. (5) Please move the manhole cover away . (6) Fittings, Cast Iron Manhole Cover, Hardware & Building Materials. (7) Cast iron manhole cover anti impact resistance, easy rupture. (8) Why manhole cover is round? (9) Why are manhole cover round in shape? (10) Put a manhole cover on the tank top for removing filters and strainer. (11) We've had a survey made of every manhole cover In the camp. (12) The top of the inspection chamber has a metal frame into which the manhole cover fits. (13) I hear them in there pry up his forehead like a manhole cover, clash and snarl of jammed cogs. (14) At First Avenue the crosswalk is blocked by a Con Ed van and an open manhole cover encircled by yellow rubber cones. (15) Say, Doc, did a guard go by here with a manhole cover tool?