初步设计工作应集中在关键元件上，这些关键元件的尺寸将影响其他元件的设计，例如有眼螺母和刚性支柱连接部件。
Initial design work should focus on components whose dimensions may affect the required designs for other components e. g. eye nuts and rigid strut connecting parts.
其刚性内支承结构包含其的电子元件，包括它的可再充电的镍金属氢化物电池。
Its rigid inner support structure contains its electronic components, including its rechargeable nickel metal hydride battery.
塑料管道系统。玻璃纤维增强式热固性塑料元件。检验带有弹性密封件的刚性锁定管座套筒接头设计的试验方法。
Plastics piping systems. glass - reinforced thermosetting plastics components. test methods to prove the design of rigid locked socket - and - spigot joints with elastomeric seals.
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