查询词典 tar on

The results showed that 1 the tar delivery was reduced on an average of 0.1mg per cigarette when the density of tobacco rod was decreased by 1mg/cm3, 2 the tar delivery was reduced on an average of 0.3mg per cigarette when the ratio of draw resistance of filter tip to that of whole cigarette was increased by 1%, and 3 the tar delivery was reduced on an average of 1.1mg per cigarette by use of the both techniques.

结果表明：烟支密度每降低1mg/cm3，卷烟焦油量平均可降低约0.1mg/支；滤嘴吸阻占卷烟吸阻的比例每提高1%，焦油量平均降低0.3mg/支左右。综合运用上述2种稳定和降低卷烟焦油量的措施，使"群英会"牌系列产品的焦油量平均值下降了1.1mg/支，焦油量稳定在设计值±1mg/支以内。

The effects of temperature and residence time on tar cracking in the freeboard of a fluidized bed have been investigated in order to reduce the tar produced in the pyrolysis process of coal.

为降低煤在热解过程中的焦油产率，在一流化床稀相段考察了温度和停留时间对焦油裂解的影响。

Targeting the biomass rice stalk,we use linestone as catalyst and cracking catalyse the tar which was pyrolysised from the target.We build the rice straw biomass gasification tar removal catalytic cracking process model by the least squares support vector machine model and optimize the model parameters through genetic algorithm.We also has gotten the best catalytic cracking temperature and gas residence time, making the highest rate of catalytic cracking tar.We made wood biomass as a target analysis so that we can thermally crack tar,and we can use genetic algorithms to optimize the model parameters that is based on the wood biomass gasification pyrolysis tar removal process model through the least-squares fitting method,then we got the best pyrolysis temperature and equivalence ratio,so that it is possible to make the tar content reach the minianum.Based on the least squares support vector machine model,we had established the model of the biomass sawdust Compression molding process and fit the Optimization Parameters objective function of the molding process .

以生物质稻秆为对象，采用石灰石作为催化剂对稻秆热解焦油进行催化裂解，由最小二乘支持向量机模型建立了生物质稻秆气化焦油催化裂解脱除过程的模型，并用遗传算法对模型参数进行了优化，得到了最佳的催化裂解温度和气相停留时间，使得焦油催化裂解率达到最高；以生物质木屑作为分析对象，对其进行热裂解脱焦，并依据最小二乘曲线拟合方法建立了生物质木屑气化焦油热裂解脱除过程的模型，用遗传算法对模型参数进行了优化，得到了最佳的热裂解温度和当量比，使得焦油含量达到最小。

According to analyzing the relations between tar content and physical and chemical characters in flue-cured tobacco leaf,some measures of cultivation and flue-curing techniques on reducing tar content were summarized: cultivating and popularizing low tar content of tobacco varieties: increasing the potassium content of tobacco leaf by the adding the application to K fertilization; seizing the proper stage of topping and height and height and suckering in time;far improving the maturity of tobacco leaf; confirming a feasible process of flue-curing; developing and generalizing planting method anything else that could produce low tar content of tobacco leaf.

通过分析烤烟焦油产生量与烟叶的理化特性之间的密切关系，综述了降低烤烟焦油含量栽培调制技术措施：选育并推广焦油量低的烤烟新品种；增施钾肥，提高烟叶含钾量；把握打顶时期和高度，及时除芽；进一步提高烟叶成熟度；确定适宜的烘烤工艺；开发推广低焦油烟叶的其他栽培技术。

Exploration is made for the demulsifier used for ammonia liquor and tar separation and the study on the effect of adding concentration of chemical on the tar and ammonia liquor qualities is done through the static test and industrialized test.

氨水焦油分离效果直接影响焦油及循环氨水质量，本文对氨水焦油分离中使用破乳剂进行了探索，并通过静态试验及工业化试验研究了药剂的添加浓度对焦油、氨水质量的影响。

In order to solve the problem of tar in pyrolysis process of coal to produce high quality fuel gas, a novel method of using CaO as catalyst in freeboard of fluidized bed to mildly convert the tar into gas has been proposed and the influence of CaO on tar cracking in the freeboard of fluidized bed at different temperatures is investigated.

为了解决在煤热解制取高质量燃料气过程中焦油带来的问题，提出了在流化床稀相段空间利用CaO作催化剂将焦油温和地转化为气体的新方法，考察了不同温度下氧化钙对煤热解生成焦油催化裂解行为的影响。

The results indicate the mutual effect exists between the single coals, which could increase the maximum of thermal weight loss obviously and has a small effect on the temperature extent of the weight loss. The main pyrolysis production of coal is coke, but the main production of waste plastics is tar; the yield of water became decrease and the gas became increase by adding the waste plastics. And the CRI and CSR decreased with the ratio of waste plastics in coal. The main ingredients of tar from blend coal are aromatic hydrocarbon and alkane, while those of waste plastics are alkane and alkene. The result of co-coking with coal and waste plastics make the light tar and the aromatic hydrocarbon increase obviously. The combustible ingredient(CO、H2、CH4) of gas from co-coking with coal increase at different ratio; Co-coking with coal and waste plastics could increase the combustible ingredient and thermal value of gas.

结果表明，废塑料与煤混合物在煤的塑性温度区间内存在明显的相互作用，使最大热解失重峰迁移，热解速率变大，且随着废塑料配比的增加呈现规律性的变化；煤热解产物固体焦炭为主，而废塑料的热解产物以焦油为主，废塑料的添加使得总体焦炭和水产率下降，焦炉煤气和焦油的产率增加，即共焦化呈现出明显的&增油减水&效应；随着塑料添加量的增加，焦炭热强度呈现劣化趋势；废塑料代替瘦煤配煤炼焦可使其比例提高到3%而不影响焦炭的质量；纯煤焦化所得焦油以芳香烃类和烷烃类为主，而废塑料热解焦油以烷烃和烯烃为主；废塑料配煤炼焦，可使得的焦油呈现&环构化&和&轻质化&趋势；废塑料的添加可使煤气中的可燃组分(CO、H2、CH4)的含量均有不同程度的增加；废塑料配煤炼焦可以优化焦炉煤气的组成，增加煤气中的可燃组分，提高焦炉煤气的热值。

Though many researchers have been working on tar removal, the efficient and cheap removal of tar is still immature and the main technical barrier for the successful commercialization of biomass gasification technology. Some research indicate that oxidation of tar produces light C1-2 hydrocarbons that can reduce NO, which means that tar can reduce NO.

由于焦油凝结、形成烟雾、聚合成更复杂的结构，造成生物质气化气输送管道的堵塞，损害内燃机和燃气轮机，因而焦油成为限制生物质气化技术应用的瓶颈。

The chemical kinetic modeling of NO reduction by a typical tar model compound is studied, in order to discover the mechanism of NO reduction by tar. Base on the mechanism of NO reduction by hydrocarbon and non-hydrocarbon intermediates produced in the tar oxidative decomposition, the chemical kinetic modeling of NO reduction by toluene is studied.

分析结果表明，苯、甲苯、苯乙烯和苯酚均有明显的累积离子流峰面积，是生物质焦油的主要组分，涵盖了初级、二级和三级焦油产物，所以选取苯、甲苯、苯乙烯和苯酚作为典型的生物质焦油的模型化合物。

At the same time, the author put forward that coal tar resources should be utilized scientifically, can not construct blindly processing facilities of coal tar, construct or reconstruct the processing item of coal tar, the scale should base on 300 thousand tons and develop to 600 thousand tons.

同时，提出要科学利用煤焦油资源，不要盲目建设煤焦油加工设施，建设或改造煤焦油加工项目，规模要以30万t为基础，向60万t方向发展。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。