放置在高处开放式储物架上的易碎品或重物可能会坠落摔碎。
Breakables or heavy objects that are kept on high or open shelves.
胸式安全带，用于连接座式安全带，以保证坠落时身体直立。也用于在携带重物下降时支撑身体。
Chest harness - a harness used in conjunction with a seat harness to keep the body upright in case of a free fall (into a crevasse, for instance).
交通事故伤13例，头部重物砸伤6例，坠落伤、头面部撞击地面5例，颈椎过伸伤2例，其他原因2例。
The mechanisms of injury were traffic accident in 13 cases, bruise in 6 cases, falling down in 5 cases, hyperextension in 2 cases and other cause in 2 cases.
应用自由坠落重物撞击法建立脑和脊髓损伤动物模型，免疫组织化学方法检测各组骨痂中ngf的表达。
The animal models were established by free weight dropping and knocking method, expressions of NGF in bony callus were determined by immunohistochemical assay.
应用自由坠落重物撞击法建立脑和脊髓损伤动物模型，免疫组织化学方法检测各组骨痂中ngf的表达。
The animal models were established by free weight dropping and knocking method, expressions of NGF in bony callus were determined by immunohistochemical assay.
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