“ring joint welding neck flange”的概念、定义、翻译、参考文献-科学参考

单词	ring joint welding neck flange
释义	ring joint welding neck flange 梯形槽式密封面对焊法兰环槽式密封面对焊法兰
随便看	technical white oil technical workers with specific grades technical work plan in railway transportation technician technic index technicist technic metal technicolor technicolour technicolo(u)r trichromatic technics technique technique of diagnosis technique of manufacture technique of production technique of simulation technique of variance analysis techniques techniques of discriminant analysis technocausis technocrats techno-economist technological audit technological chain technological change

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