Asseverate
发表于 2025-3-26 21:34:26
y the National Coal Board and the European Coal and Steel Community (Projects 7220 - ACj806 and 7220 - ACj814), into the behaviour of under ground openings in British coal mines. The original work has been expanded to include other relevant British and international data. How ever, it remains, del
geriatrician
发表于 2025-3-27 04:30:14
L. V. Divone,A. H. Rosenfeld,F. E. Wood Jr.to determine the productivity of the mining operation, the most important is the stability of the sensitive rock structure which comprises the coal face. Needless to say it is the one which often receives the least attention.
连接
发表于 2025-3-27 06:34:40
Coal Face Strata Deformation and Support,to determine the productivity of the mining operation, the most important is the stability of the sensitive rock structure which comprises the coal face. Needless to say it is the one which often receives the least attention.
Asymptomatic
发表于 2025-3-27 12:46:12
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破裂
发表于 2025-3-27 15:46:30
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Exclaim
发表于 2025-3-27 21:01:42
Jeremias Gotthelfs tradition is not renowned for its historicist or hermeneutic sensitivities. The key doctrines of ancient skepticism have often been presented with an inadequate respect for the historical context within which they arose and evolved; sins of interpretation already identified by Hegel in 1801 in his
TIGER
发表于 2025-3-27 22:19:45
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certitude
发表于 2025-3-28 03:49:42
Baustoffe, naturgesetzliche Zusammenhänge, Prüfmöglichkeiten und die handelsübliche Formgebung behandelt. Viele dieser Angaben sind einem dauernden Wandel unterworfen. In der Normung ist daher jeweils auf den neuesten Entwicklungsstand Bezug genommen worden, auch wenn dieser erst im Entwurf (z. B. DIN 1084 E)
真繁荣
发表于 2025-3-28 09:04:28
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Collar
发表于 2025-3-28 10:58:24
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