Triger process
plural of brachylophosaurin
(engineering, mining) A method of sinking through water-bearing ground, in which the shaft is lined with tubbing and provided with an airlock, work being proceeded with under air pressure.
plural of holothuroid
Having one strand
技術者たちは、帯水層を貫通して立坑を掘削し、加圧空気下で安全に作業を行うために圧気ケーソン工法を採用することに決めた。
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