Edge water blocking technology in viscous oil reservoir is a chemical blocking technology, which use fly ash as main agent and equip proper organic crossliner agent and curing agent.
稠油油藏边水封堵技术是以电厂废渣—粉煤灰做主剂，配以适量的有机胶联堵剂和固化剂，针对稠油油藏边水进行封堵的一种化学封堵技术。
This works by blocking the chemical responsible for sending signals from the sympathetic nervous system to the sweat glands.
这是通过阻止负责从交感神经系统传送信号到汗腺的化学物质来运作。
By blocking the release of a chemical messenger in the brain, the toxin stops muscles from contracting.
这种毒素阻止大脑释放一种化学信号，从而抑制肌肉收缩。
For example, while caffeine keeps people awake in part by blocking adenosine, a brain chemical that brings on sleep, the chlorogenic acid in coffee keeps adenosine circulating in the brain longer.
举例来说，尽管咖啡因通过阻碍有助睡眠的大脑化合物腺甘从而让人们保持清醒，但咖啡中的绿原酸让腺甘苷在大脑中循环的时间延长了。
Dr Klatsky said he believed moderate doses of caffeine may help the heart by blocking the action of the chemical adenosine, which can cause disturbed rhythm.
Klatsky大夫说他相信适量的咖啡因可以帮助心脏阻止能导致心律不齐的腺苷的化学行为。
Dr Klatsky said he believed moderate doses of caffeine may help the heart by blocking the action of the chemical adenosine, which can cause disturbed rhythm。
Klatsky大夫说他相信适量的咖啡因可以帮助心脏阻止能导致心律不齐的腺苷的化学行为。
Statins reduce the level of cholesterol in your blood by blocking an enzyme (chemical) in the liver that produces cholesterol.
他汀类药物通过抑制一种酶减少（化学在肝脏中产生胆固醇）在血液中的胆固醇水平。
This effect may make skin less attractive to mosquitoes by blocking "the release rather than on the reception of chemical signals," write the researchers.
这样的结果使得皮肤对蚊子缺乏吸引力，“通过阻断化学信号的释放，而非蚊子对其的接收。”研究者写道。
In petroleum chemical industry, the technique of blocking up leakage with pressure make the production run normally, and bring the firms lots of benefits.
在石油化工生产行业中，不停车实施带压堵漏技术，使生产正常进行，给企业带来了可观的潜在效益。
The invention discloses a preparation method of an azido blocking polymer and a method of the chemical modification of the azido blocking polymer for the surface of carbon nano tubes.
本发明公开了一种叠氮基封端的聚合物的制备方法及其对碳纳米管表面的化学修饰的方法。
The invention discloses a preparation method of an azido blocking polymer and a method of the chemical modification of the azido blocking polymer for the surface of carbon nano tubes.
本发明公开了一种叠氮基封端的聚合物的制备方法及其对碳纳米管表面的化学修饰的方法。
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