When taking membrane subassembly out from packing case, or when installing it, please be careful not to drop it or turnover it, in case of injuring worker's head or feet.
2
它是由下外侧软骨外侧脚尾侧端，软组织翼，膜性鼻中隔和鼻孔槛共同构成。
It is formed by the caudal edge of the lateral crus of the lower lateral cartilage, the soft tissue alae, the membranous septum, and the sill of the nostril.
3
对钢板拱型储存设施拱脚节点上，采用聚氨酯涂膜防水新工艺。
A new coating technology of polyurethane preventing water is applied to corner of arch of steel - plate arched storage facilities.
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