The calculation method for bolt pretightening force of tube side gasket and shell side gasket was proposed.

提出了管侧垫片和壳侧垫片螺栓预紧力的计算方法。

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It is produced by a method called gravage, which is force-feeding of the animal of grain via a tube down the throat.

将管子塞入动物喉部，然后灌入谷物，这种方法称为填鸭式。

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Advanced production equipment, production experience, strong technical force, is the production of high-grade area, Foshan paper tube, one of the manufacturers.

生产设备先进，生产经验丰富，技术力量雄厚，是佛山地区生产高档纸管的厂家之一。

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Both young men were among seven members of the 2nd Marine Expeditionary Force killed late Monday when a mortar shell exploded in its firing tube during an exercise at Hawthorne Army Depot in Nevada.

NPR: Marines Killed In Training Were Young, Lives Ahead