用“chemical”造句大全，chemical造句

A device, drug, or chemical agent that prevents conception.

I was wondering about next semester' s course in molecular chemical engineering. I don't understand the need for it, after all, chemical engineers deal with bulk processes.

And none could be insulated unless they were sprayed or coated with an industrial chemical.

As we try to find chemical stimulants for desire and arousal one of the puzzle mysteries is how to weave a chemical feeling into a human response that can only be appropriate in some contexts.

A neurotransmitter is a chemical that carries messages between nerve cells and, in the case of ADHD, that chemical is often dopamine, which controls feelings of reward and pleasure.

We must further decipher the submolecular code of chemical ecology and abide by its rules in our breeding programs.

This suggests that the self-stiffening is not the result of chemical changes in the polymer, which can usually be undone by heat.

The Ministry of Defence has investigated 14 former chemical weapons factories and stores across the UK for contamination, according to an official briefing seen by the Guardian.

Lately, in order to develop southern industry and promote each other between the south and the north of Yulin, taking salt-chemical industry as a leading role in Yu lin, is a relatively practical selection.

To his surprise, the food industhj had the answer. Since 1912 chemists have known that in the heat of an oven sugars and amino acids foim tight chemical bonds -- a reaction that turns roasted turkey, toast and coffee to a tasty golden brown.

Physical therapy alternates with chemical.

"Agrochemical: Any chemical used in agriculture, including chemical fertilizers, herbicides, and insecticides. "

Well, what do we know about extremes of chemical reactivity?

An Indian chemical tanker has been hijacked off the coast of Oman.

Volcanic heat would drive the chemical reactions, as well as causing lots of evaporation.

The design of the therapy project must consider the benefit and the risk bring with chemical therapy.

List of substandard milk powders: people searched for this after learning that many brands of milk powder had been laced with melamine, a toxic industrial chemical.

If we consider just one category of missing weaponry--6,500 bombs from the Iran-Iraq war--UNMOVIC says the amount of chemical agent in them would be in the order of 1,000 tons.

"For example, from the satellite, if we find that the enemy is ready to launch a Scud missile and the missile is believed to carry bio-chemical warheads, you must expect to destroy it before it is launched," he said.

The chemical symbol for copper is "Cu".

It blocks adenosine, a chemical that makes you drowsy.

The pre-treatment of them before conventional cyanide leaching includes roast, chemical oxidation and biological oxidation.

A novel high reflectivity type of semiconductor saturable absorption mirror grown by metal organic chemical vapor deposition is presented.

To show you I'm honest, I'm goint to tell you about the disadvantage - there is a chemical plant one block south and a slaughterhouse one block north.

Fireproof your patio furniture by having a fireproof chemical applied. This will cost a few hundred dollars, but can severely reduce an outdoor fire from going out of control.

If you want the chemical potential.

Sleep deprivation lowers leptin levels (a chemical which indicates body fat and fullness), and raises ghrelin levels (a chemical which induces hunger and reduces satiation levels).

It is thought that theobromine, the bittertasting chemical in cocoa, keeps blood pressure steady by helping blood vessels to dilate.

Monolithic/refractories are shaped within the furnace with a chemical binding. The commonly-used firebricksare silica brick, semisilica brick, fireclay brick, high-alumina brick, chrome brick, magnesia brick, carbon brick, etc.

This chemical reaction generates a lot of heat.

In the factory, smoke diverted from the plant's chimney is mixed with a chilled ammonia-based chemical. The chemical is then heated, releasing the carbon dioxide, which is pumped deep into the Wells.

"because the nitrogen atom of its amino group is part of a ring structure (making it a heterocyclic compound), its chemical properties differ from those of the other amino acids in proteins. It is used in biochemical, nutritional, and microbiological research and as a dietary supplement. "

Make sure that carpet cleaning includes an anti-dust mite chemical.

farm chemical broadcasting machine

Primary products are refined coking coal, high grade heating coal, coke, power supply and chemical products, construction materials and electromechanical equipment. etc.

No chemical mystery there: Where there's fire, there's smoke.

Carbs are also full of tryptophan, the amino acid precursor to the feel-good chemical serotonin produced in the brain.