"Blast hole" 的音标为/blɑːθ həʊl/。
基本翻译为"爆破孔"。
速记技巧:通过联想“blast”意为“爆破”,“hole”意为“孔”,可以将这两个单词组合记忆,快速记住发音。
Blast hole的英文词源可以追溯到拉丁语词汇“blastus”,意为“爆炸”。这个词后来被引入英语,并演变为“blast hole”,意为爆破孔。
变化形式:复数形式为blast holes。
相关单词:
1. blasting(爆破):指使用炸药或其他爆炸物进行开凿或破坏的行为。这个词也引申为“爆炸声”的意思。
2. explosion(爆炸):指物体突然破裂并发出巨大声响的现象。这个词也常用于形容人的情绪突然爆发。
3. detonator(引爆器):指用于引发爆炸的装置,通常用于爆破工程中。
4. dynamite(炸药):一种用于制造爆炸的化学物质,常用于工程和军事领域。
5. blast furnace(高炉):一种炼铁设备,通过爆炸性的燃烧和还原过程将铁矿石转化为生铁。
6. blasting cap(爆破雷管):一种小型爆炸装置,常用于爆破工程中作为引爆其他炸药的工具。
7. blasting gelatin(爆破胶):一种用于制造炸药凝胶的化学物质,常用于工程和军事领域。
8. blasting mat(爆破垫):一种用于保护建筑物或其他结构免受爆破冲击的垫子。
9. blasting powder(爆炸粉):一种用于制造炸药的化学物质,通常用于工程和军事领域。
10. blasting shield(爆破防护罩):一种用于保护工人免受爆破冲击的防护设备。
常用短语:
1. blasting holes
2. drill blasting holes
3. blasting with blast holes
4. make blast holes
5. blast hole diameter
6. blast hole depth
7. blast hole spacing
8. blast hole quality
例句:
1. We need to prepare for blasting holes before the construction work starts.
2. The drill operator must ensure the quality of the blasting holes for effective blasting.
3. The blasting holes were drilled at a depth of 5 meters, with a diameter of 5 cm.
4. The spacing between blast holes should be adjusted according to the terrain and the type of explosive used.
5. Poor quality blast holes can cause damage to the surrounding environment and equipment.
6. The success of the blasting operation depends on the quality of the blasting holes.
英文小作文:
Blasting holes are essential for effective mining operations, as they provide a pathway for explosives to be placed in the ground. The size, depth, and spacing of blast holes all play a crucial role in ensuring a safe and efficient mining process. However, poor quality blast holes can lead to environmental damage and equipment failure, which can be costly in terms of time and resources. Therefore, it is crucial to ensure that the blast holes are properly prepared and drilled to ensure a successful mining operation.