foam tube secondary barrel 副腔乳化泡沫管
booster venture secondary barrel 副腔小喉管
booster venture nozzle secondary barrel 副腔小喉管喷嘴
booster venture components secondary barrel 副腔小喉管组件
main jet secondary barrel 副腔主量孔
compensating jet secondary barrel 主腔空气补偿量孔
controller secondary barrel throttle 副腔节气门凸轮控制机构
They're looking for a change known as "barrel chest," which describes a particular posture and body shape that tends to develop as a secondary symptom of COPD.
他们在找一种叫做“桶状胸”的病变，它描述的是一种趋向于演化为COPD次要症状的特别的身体姿态或形状 .
Why? They're looking for a change known as "barrel chest, " which describes a particular posture and body shape that tends to develop as a secondary symptom of COPD.
他们在找一种叫做“桶状胸”的病变，它描述的是一种趋向于演化为COPD次要症状的特别的身体姿态或形状 .
Polyethylene plastic barrel scope of application: hardware, electronics, tools, storage, technical secondary school, pickling parts industry.
聚乙烯塑料圆桶适用范围：五金、电子、工具、零件业的贮存、中专、酸洗。
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