“harmful gas”造句,怎麼用harmful gas造句
Application of hyperoxia liquid intravenous infusion to cure harmful gas poisoning of mine
We should find some ways to prevent the harmful gas from spreading.
With the aluminum casting actuator box body, the utility model can effectively avoid the corrosion of harmful gas.
This text introduces application of harnessing harmful gas with boost technique in Majiliang coal mine, the economic results is notable.
A large amount of dust and harmful gas are produced in the open - pit mining process, which can affect a large area and cause serious consequences.
Small Density too big when, not only indoor carbon dioxide and hydrogen sulphide ammonia, the harmful gas such as increased, the temperature increases, the air cushion wet grass.
The most crucial is, base material still should accord with environmental protection requirement, especially adhesive, the harmful gas that they release will perplex your bedroom for a long time.
But even if it is a ventilation pipe is also divided into several, there is a simple dust, smoke, exhaust pipe, but also have a special rule out harmful gas pipeline.
These materials are now known to let out harmful gases.
They absorb harmful gases and release oxygen so that you can have clean air.
Low-nitrogen combustion technology, smokeless and odorless, without harmful gas.
Ammonia gas and hydrogen sulfide is harmful gas, and more harmful than carbon dioxide, especially ammonia in the air to limit the content below fifteen over one million.
A new project that aims to safely dispose of harmful gas emissions has been launched in Australia.
Oxygen is beneficial, carbon dioxide gas is harmful gas, chicken in the breath process to take in oxygen, emit carbon dioxide.
The Contractor shall provide his personnel with various necessary safety tools or instrument, safety lamp, gas mask and oxygen supplying equipment in the area where harmful gas is possible to appear.
Human industrial products of all kinds of harmful gas emissions of heavy metals and lead to rising temperatures, melting glaciers, rising sea levels, sea blue color inhaled more calories.
measurement-control-warning system for harmful gas
The discussion on the preventive measure of harmful gas produced by indoor drainage system
During burning, it has no smoke, smell and harmful gas generated, it is not affected by vibration and turning upside down, and has a flame approaching blue colour.
So in the production area, a good ventilated condition is needed to effectively remove harmful gases.
Trees are natural air conditioners. They take harmful gas from the air, and release oxygen into the air.
Environmental protection, no heavy metals and harmful gas.
The use of special physical adsorption, activated carbon is the most widely used in the world, the most mature, and the effect is the most reliable, remove harmful gas the best performance "experts".
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“挑起戰爭”造句,怎麼用挑起戰爭造句
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