| 词汇 | bell-pit |
| 释义 | BETA bell pitcollocation in Englishmeanings of belland pitThese words are often used together. Click on the links below to explore the meanings. bell noun[ C ] uk /bel/ us /bel/ an electrical device that makes a ringing sound when you press ... See more at bell pit noun[ C ] uk /pɪt/ us /pɪt/ a large hole in the ground, or a slightly low area in ... See more at pit Examples of bell pitbell pit In addition to the three main mining areas, there are many open-cast bellpit mines along the lines of the main geological faults. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. They may be old bell pits, which have a small hole in the top. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 To the western side of the region, there used to be cutterills, drift mines and bell pits. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 It was previously exploited for coal resources which is evident by large sections having undulating surfaces caused by the sinking of bell pits. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Initially obtained from surface workings, it would later have been mined in shallow bell pits. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The other early method used was the digging of bell pits with lateral tunnels, called drifts, following the vein. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The rock was dug from bell pits, and iron smelted here was worked at a forge nearby. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Only small amounts of coal could be obtained by these methods and bell pits were also dug. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These included at least 52 bell pits, some with deeper shafts and 16 adits. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The early pits were adits where coal outcropped or bell pits where coal was close to the surface. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Typical methods for extraction included drift mining and bell pits. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Mining was initially limited to bell pits until the arrival of steam engines, which along with improved ventilation, made possible much deeper pits. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The pits, at that time, were basically bell pits and situated throughout the area where a network of small wagonways was built to take the coal to the canal. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The early mines would have been drift mines or adits where coal seams outcropped or by shallow bell pits where coal was close to the surface. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Bell pits often flooded due to a lack of a drainage system. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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