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石油パイプライン会社の年次報告書がスケジュールとメンテナンスに及ぼす影響の分析
石油パイプライン会社の年次報告書の自動スケジュール作成のメリットを探る
外径(mm) |
壁の厚さ(mm) |
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2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
6 |
6.5-7 |
7.5-8 |
8.5-9 |
9.5-10 |
11 |
12 |
25- 28 |
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32 |
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34- 36 |
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38 |
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40 |
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42 |
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45 |
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48- 60 |
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63.5 |
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68- 73 |
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76 |
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80 |
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83 |
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89 |
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95 |
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102 |
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108 |
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114 |
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121 |
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127 |
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133 |
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140 |
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146 |
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152 |
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159 |
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168 |
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