According to the different product structure, butt fusion welding process and lap seam welding process are used to respectively weld left and right half shell of upper body.

上体左、右半壳直焊缝视产品结构不同，分别采用对接熔化焊和搭接缝焊工艺。

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"Everyone is half-dead. It does not matter if you shell them because you are shelling a dead body."

VOA: standard.2010.01.02

Wayne Rooney emerged from his first-half shell to bring a first save out of Petr Cech and tested Chelsea's back line with a couple of bursting runs.

BBC: Chelsea 1-0 Manchester United

Aquaculture techniques produce more uniform oysters, allowing growers to charge more for them on the half-shell market.

WSJ: Planting Seeds for a Better Oyster Harvest

Tiny scallops, also cooked on the half-shell, are a revelation: sweet and soft, bathed in oil and garlic with flecks of parsley.

BBC: A culinary pilgrimage along the Way of St James