The waterproof performance: sealed craft design can be placed in the normal work, special alloy shell to ensure that products can withstand strong collision and impact.
防水性能：全密封性工艺设计，可置于水中正常工作，特制合金外壳确保产品能经受强力碰撞和冲击。
Especially the gear shell material for high strength reinforced polyamide, and the high humidity craft processing and become more wear-resisting, more durable.
尤其是其齿轮壳的材质为高强度增强尼龙，并经高湿工艺处理而变得更耐磨、更耐用。
Especially the gear shell material for high strength reinforced polyamide, and the high humidity craft processing and become more wear-resisting, more durable.
尤其是其齿轮壳的材质为高强度增强尼龙，并经高湿工艺处理而变得更耐磨、更耐用。
This paper introduces the craft characteristics of casting the shell of the gearbox, including the manufacturing of the resin moulding, the application of the hard sand core and so on.
针对变速箱壳体毛坯铸造的工艺特点，介绍了其树脂模具的制造、树脂自硬砂砂芯应用等关键环节的技巧和做法。
Especially the gear shell material is high strength reinforced polyamide, treated by the high humidity craft processing and become more wear-resisting, more durable.
尤其是其齿轮壳的材质为高强度增强尼龙，并经高湿工艺处理而变得更耐磨、更耐用。
Craft industry: wood, bamboo, ivory, bone, leather, marble and other materials carved shell patterns and text.
工艺品行业：木质、竹片、象牙、骨头、皮革、大理石贝壳等材料上雕刻精美图案和文字。
Studies of the sound radiation and vibration of the ring stiffened cylindrical shell under the circumferential excitation are important to predict the noise of the underwater naval craft.
周向激励下加筋圆柱壳体振动和声辐射特性的研究是预测水下航行器壳体噪声的关键环节。
Studies of the sound radiation and vibration of the ring stiffened cylindrical shell under the circumferential excitation are important to predict the noise of the underwater naval craft.
周向激励下加筋圆柱壳体振动和声辐射特性的研究是预测水下航行器壳体噪声的关键环节。
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