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heading blast
meaning in English
阶段爆破;超前工祖爆破;硐室爆破
梯段爆破
药室爆破
Related Words
blasting cone
blast pit
blast preheater
accretion blasting
blast requirement
blast atomizer
bulk blasting
blast roasting
blasting site
blasting compaction
heading assembly
heading axis
heading blast charge
heading blasting
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