气瓶带橡胶底衬,保护气瓶表面免受损伤。
Cylinder with rubber backing, protect the cylinder surface from damage.
保护气系统:从保护气体发生站至还原退火炉的管道。
Protective gas system: pipe line from the protective gas generation station to reducing annealing furnace.
保护石油和天然气的供应;
在有警察保护的情况下她的珠宝被偷,她十分生气。
She raged when her jewels were stolen while under police protection.
“这些大树会保护我。”他喘着气。
“这些大树会保护我。”他喘着气。
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