The steel member is chromium plated on those surfaces with which the seal interacts.

钢质零件上与密封唇接触的表面以镀铬.

辞典例句

Ability to use design programs for sizing timber and steel member sizes.

能够为胶料木材和钢构件大小的使用设计方案.

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Steel member and connection design.

钢委员和有关设计.

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