例文
- もっと例文: 1 2 3
- Traffic was feldspar, mica, fertilizer, building materials, livestock feed and steel spring wire.
- The earliest spring wire nails, but the bark was used to tan leather.
- This can be achieved through machining or other kinds of insertions like coil-spring wire.
- Let's say the spring wire diameter is 1 mm.
- Only bearings, hinges, and spring wire require lubricant.