It is everyones duty to do someting good to the environment around us.As middle school students, we can also do a lot of helpful things.For example, we can protect it by not throwing rubbish away.We can save water to make full use of it. We can use materials which do no harm to t...
84. 请你根据下面的内容提示,以“How to save electricity at home"为题,写一篇关于节约用电的文章。70词以上,可以适当发挥。 (文章开头已经给出,不计入总词数)关 于建 议灯尽量用节能灯,白天多用自然光,一周用几次蜡烛代替电灯水少用热水洗东西,用淋浴代替盆浴,夏天最好洗冷水澡空 调使用空调时关好门窗,...
It is everyones duty to do someting good to the environment around us.As middle school students, we can also do a lot of helpful things.For example, we can protect it by not throwing rubbish away.We can save water to make full use of it. We can use materials which do no harm to t...
Recessed ceiling canister lights pose special problems for a homeowner bent on making a home more energy-efficient. The older types are extremely leaky and are difficult to make airtight. Because of regulations concerning fire safety, the best you can do is to build an airtight box of flame-re...
How useful would it be to make a homemade battery or refurbish old batteries in a world without electricity?To be one of few who’s figured out the secret mysteries of battery making and refurbishment.That’s the kind of power that pays off....
Learn how to charge your EV at home safely and find out why a dedicated charging station is the safest and most optimal bet. [October 2023 update]
Using the world's most advanced power transmission technology, the UHV provides a solution to solving resource imbalances in China, the first country to fully grasp the technology and put it into commercial use. It sends excess electricity from China's resources-rich west to the more developed ...
You can build a homemade battery from various parts lying around your house. A simple DIY battery can show you how electricity flows through objects from positive to negative ends of the battery. You may be surprised how useful your household objects may be in creating something that may initi...
When we go to school, we should ride a bike or take a bus. When we go out for activities, we shouldn’t step on the grass. We can’t draw everywhere. When we go shopping, we’d better use a cloth bag. At home we can save water and electricity. When we leave a room, we sho...
fuels such ascoaland oil is used to generate heat. This heat converts water into steam at very high temperature and high pressure. This steam at high pressure drives a steam turbine. Therotating shaft of the steam turbineis coupled to the armature of the alternator to generate electricity. ...