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discussion and investigation about auto-lubricating system of special vehicle in freezing zone
严寒地区特种车辆自动润滑系统研究探讨
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2、
轻钢龙骨复合墙体抗剪承载能力是轻钢龙骨体系建筑设计的关键参数.
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Early attempts at freezing tumors were frustrated by inability to measure the treatment zone.
早期对肿瘤冷冻的尝试由于无法对治疗区域的策略而失败.
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