相比普通手动牙刷,电动牙刷采用振动/转动技术,因此使用电动牙刷可以更好地清除牙菌斑和减少牙龈炎。 在刷牙方面,电动牙刷与普通手动牙刷的不同之处在于前者会为您刷牙。确保引导牙刷头到达口腔中的所有部位。 …
11. ___ you ___ (brush) your teeth with an electric toothbrush?相关知识点: 试题来源: 解析 Do you brush your teeth with an electric toothbrush? 1. 这是一个一般疑问句,询问对方是否用电动牙刷刷牙。 2. 句子的主语是you,谓语动词用原形do。反馈 收藏 ...
5.用电动牙刷刷牙在一百年前似乎是不可能的。It _seemed_ impossible to brush teeth with electric toothbrushe
A brush, in particular for an electric toothbrush having a head (3) driven at\nleast in one direction and bristles fastened thereto is characterised in that\nthe ends of at least part of the bristles lie on a strip-shaped or spot-shaped\nenveloping surface (7) and in that the limiting...
brush headsare exclusive to the Oral-B iO electric toothbrush handle; however, they feature the Oral-B unique round head with the latest in bristle technology—micro-vibrations for a professional feeling clean, every day. Here are somethings to consider when buying an electric toothbrush. ...
The brush part has a carrier tube on which a bristle carrier (5) with a number of bristles (6) is mounted and which can be plugged onto a holder in the handle of the electric toothbrush. A spring arrangement is mounted between the carrier tube and the holder. The spring arrangement can...
Brush head for an electric toothbrush A brush head for an electric toothbrush with a bristle carrier, in which bristles which are set in motion during the operation of the electric toothbrush, are anchored. The bristles are at least partly pointed filaments, which are arrang... F Fischer,P ...
A brush head for an electric toothbrush comprises an attachable housing and a carrier having a mounting side and mounted for driven oscillatory rotational motion around a rotation axis that extends through a center point on the carrier's mounting side. Each of the tufts has a tufting area of ...
with a certain length, which perform the toothbrush longitudinal axis in an oscillating-rotating cleaning movement, the movable parts of the electric toothbrush (10) having a mechanical resonance frequency, which depends on the contact pressure, with which the brush (12) during toothbrushing pressed...
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