In order to enhance the capability of heat transfer from smoke to liquid copper, air surplus coefficient must be reduced properly.

Determination of Tobacco-Specific Nitrosamines in Cigarette Smoke with Liquid Chromatography-Tandem Mass Spectrometry

液相色谱-串联质谱技术测定卷烟烟气中烟草特有亚硝胺

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A model of heat transfer from smoke to liquid copper is established based on principle of energy balance. The average temperature and the intensity of heat transfer of smoke with different air surplus coefficients are calculated by using the model.

根据能量平衡原理，建立烟气对铜液的传热模型，并对不同空气过剩系数下的烟气平均温度和传热强度进行计算。

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The "filter" has a tiny, microprocessor-controlled atomizer that vaporizes a mixture of propylene glycol-the stuff used in theatrical smoke machines-and liquid nicotine when you inhale.

过滤嘴有一个非常小的，微处理器控制的雾化器，当你吸入时，蒸发丙烯和乙二醇的混合物-戏剧性的用在吸烟机中的原料-和液态尼古丁。

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Our liquid never leaves the U.S. We get no e-liquid from China.

我们的液体从未离开美国。我们没有任何来自中国的电子烟液。

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The F.D.A. does not yet have standards for e-liquids, but many of the Chinese companies say they make them in labs in the United States that have passed F.D.A. quality-control standards.

FDA目前还没有关于电子烟液的标准，但许多中国企业都声称，他们是在美国的一些达到FDA质量控制标准的实验室制造这些液体的。

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Among the concerns is that some smaller manufacturers use poor-quality insulation paint on the heating coils, paint that could prove dangerous if it leached into the e-liquids.

有人担心，一些规模较小的制造商会在加热线圈上使用质量很差的绝缘涂料，倘若这种涂料渗入电子烟液，可能会很危险。

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Results As treated with original solutions or 1/ 2 dilution of DMSO cigarette smoke solutions only, the Viability of cells was below 80%, but it was beyond 80% when treated with PBS solutions.

结果DMSO烟液原液及其1/2稀释液染毒的细胞存活率低于80%，而PBS烟液染毒的细胞存活率均高于80%。

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Stephen fell asleep owing to the heat from the wood fires in the tobacco barn, and when he awoke the fire was almost out.

由于烟草谷仓烧材的热度，斯蒂芬睡着了，当他醒来时，火几乎快燃尽了。

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The method of fuzzy decoupling can solve the coupling problem between temperature and humidity in tobacco barn.

采用模糊解耦的方法，较好地解决了烤房中温湿度间的强耦合问题。

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The stepping motor which drives the cigarette bin can use the pulse signal to directly implement the open-cycle positioning control, with a certain precision, simple control circuits, convenience for use and reliability.

驱动烟仓用的步进电机可以用脉冲信号直接进行开环定位控制，具有一定的精度，而且控制线路简单，使用方便、可靠。

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Studies on inhibitions of 7 fungicides to fungi causing tobacco mildew during storage and their effects of mildew controlling

7种防霉剂对烟仓霉变微生物的抑制作用及防霉效果的初步研究

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Investigation of Species 、 Damage and Distribution of Insects in Tobacco Leaf Store-House in Liaoning Province

辽宁省烟仓昆虫种类、分布及为害调查

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Species of Natural Enemy and Biology of Predominant Natural Enemies in Tobacco Storage of Guizhou

贵州烟仓害虫天敌种类及优势种的生物学特性

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In china, the tobacco storage pests have brought enormous economic loss.

在中国以烟草甲、烟草粉螟和大谷盗为代表的烟仓害虫有近40种，它们给企业和国家带来了巨大的经济损失。

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Studies on the Fungi Causing Mildew of Stored Tobacco in Guangxi

广西烟仓主要霉变生物的鉴定、生物学特性及防治研究

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Investigations on Tobacco Storage Pests and Their Enemies in Fujian Province

福建省烟仓害虫及其天敌调查

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Study on the Relationship between Main Appearance Characters of Leaf and Chemical Compositions in Aromatic Tobacco

香料烟叶片主要外观性状与化学成分关系的研究

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Effect of Fertilizing Boron on Aromatic Tobacco in South Anhui Province

皖南香料烟施硼效应

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Effect of Soil Humidity on Aromatic Tobacco Root System Development and Activity

土壤湿度对香料烟根系发育和根系活力的影响

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At the same time, the contents of aroma components were tested with 3 extraction methods of Aromatic tobacco condensate.

同时，对3种提取工艺条件下香料烟浸膏的香气成分含量进行了对比分析。

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