电动工具英文介绍？washingmachine的中文？

电动工具英文介绍？German flooding manufactures the world'and has a simple and reliable advantage of three-phase worker motor structure,washing machine 英 [ˈwɔʃɪŋ məˈʃi:

1. Jigsaws: Jigsaws are ideal for cutting curves and intricate shapes in wood, metal, and plastic. They have a reciprocating blade that moves up and down to make precise cuts.

2.Sanders: Sanders are used for smoothing surfaces and removing material. They come in different types such as orbital sanders, belt sanders, and detail sanders.

In 1895, German flooding manufactures the world's first DC electric drill. The outer casing is made of cast iron to drill 4mm holes on the steel plate. The three-phase power frequency (50 Hz) is then appeared, but the motor speed can not exceed 3000R / min. In 1914, a single stroke exchang motor driven electric tool, the motor speed reached 10,000r / min. In 1927, an intermediate frequency power tool with 150 ~ 200 Hz has occurred.

It has the advantages of high speed of single-phase stroke motor speed, and has a simple and reliable advantage of three-phase worker motor structure, but is limited by the use of intermediate current currents.

washing machine 英 [ˈwɔʃɪŋ məˈʃi:n] 美 [ˈwɑʃɪŋ məˈʃin] n.洗衣机

1. Her washing machine tends to fray edges on intricate designs. 她的洗衣机经常会把织物上的一些复杂图案的边缘磨坏。