根据文章第一段第一句A company has made a new device to help clean the air in our home. It is an air purifier.一家公司制造了一种新设备来帮助清洁我们室里的空气。这就是空气净化器。故答案为:It can help clean the air in our home.2.【答案】:In just 30 to 60 minutes.【解析】题目设问...
题目There is a new device in our home. It can make the air in the room clean. What is it? A. An air conditioner B. An air purifier C. A fan 相关知识点: 试题来源: 解析 B。解析:听力说能使室内空气变干净的新设备,空调主要用于调节温度,风扇用于吹风,空气净化器是净化空气的设备。
摘要: PROBLEM TO BE SOLVED: To solve the following problem: when opening an opening part of a large size to a partition of a clean room, a lot of clean air in the clean room flows out to the outside.收藏 引用 批量引用 报错 分享 文库来源 其他来源 求助全文 OUTFLOW SHUTOFF DEVICE ...
PROBLEM TO BE SOLVED: To provide a desired removing effect of contaminants without installing a chemical filter and therefore to unnecessitate the stopping of a production line, and to lower the running cost.HIYAMA KAZUNARI檜山 和成NODA AKIRA...
• Do not submerge your device in distilled water or a cleaning solution. • Avoid getting moisture or disinfectant in openings such as the earphone jack or charging port. Note: • Avoid using compressed air to clean, as it may damage the surface of your device. ...
PROBLEM TO BE SOLVED: To uniformly clean the entire inside of a clean room, by mounting a filter for cleaning air onto the lower surface of a duct being extended in a horizontal direction from the upper part of a blast unit, and at the same time by composing the duct by a plurality ...
With constant use and portability, these pocket-sized powerhouses can accumulate dirt, smudges and germs; so in the interest of good health and hygiene, it is wise to clean your Samsung Galaxy device regularly. Note: The following cleaning methods apply to phones, tablets and watches. Other ...
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PURPOSE: A cleaning device for an air duct of a vehicle is provided to clean an inside of the air duct by simply putting the cleaning device in the air duct through a vehicle grill. CONSTITUTION: A cleaning device for an air duct of a vehicle comprises a body(11) having a driving moto...
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