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压渣爆破
释义
压渣爆破
Encyclopedia
工学
露天爆破
释
tight blasting
压渣爆破
在露天台阶,利用前次爆破预留的渣体,控制爆堆体的前冲距离,使被爆体与留渣体产生挤压碰撞,进一步改善爆破块度的爆破技术。又称挤压爆破、留渣挤压爆破。
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AHPND
Ahrens
Ahrens prism
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A. H. Schoenfeld
A. H. Schoenfeld (1947—)
A Hundred Tales by the Pine Window
A Hundred Years of Hong Kong's Cinema and Television Industry
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Ahura Mazda
ah uruq
A. Hurwitz
A. Hurwitz (1859—1919)
AHVC
A. H. Wilson
a hypothesis that the initials niang and ri belong to the ni in old Chinese
a hypothesis that there are complex consonants in old Chinese
a hypothesis that there are no labiodental in old Chinese
a hypothesis that there are no laminals in old Chinese
a hypothesis that there are voiceless nasal and lateral in old Chinese
a hypothesis that there is no departing tone category in old Chinese
a hypothesis that the yu initial at the fourth division belongs to the ding initial in old Chinese
a hypothesis that the yu initial at the third division belongs to the xia initial in old Chinese
a hypothesis that tonal distinctions are merged in old Chinese verses
A. H. 威尔逊
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