The two small stiff membranes you see under the first abdominal segment are like the skin of a drum.

你能看到在这第一腹节下面这两个硬质膜就如鼓一。

The all-metal skin carries a significant percentage of the flight load.

全金属承载了飞行负载很大一部分。

Wrinkles were found in the composite skins from one supplier.

在一家供应商提供复合材料中发现了皱纹。

What's also quite incredible is that there are five materials that are used to build this settlement for seven million people: eight-foot tall bamboo, string or rope, nails or screw and a skinning material.

人难以置信是，有五种材料用于为七百万人建造这个定居点：八英尺高竹子、绳子或绳子、钉子或螺钉以及一种材料。

If you look closely at the static wick, you'll see  it's made from a cord-like structure riveted to the skin of the trailing edge.

如果您仔细观察静电芯，您会发现它是由铆接在后缘上绳状结构制成。