The membrane subassembly is heavy.

膜组件具有一定的重量。

Special deign is the maze-design subassembly to prevent leakage.

特别的是有迷宫式组件来防止泄漏。

Special deign is the maze - design subassembly to prevent leakage.

特别的是有迷宫式组件来防止泄漏。

They are employed by aircraft and aircraft subassembly manufacturers.

他们受雇于飞机和飞机组件制造商。

They are employed by aircraft and aircraft subassembly manufacturers.

受聘于飞机或飞机部件制造商。