焦油的

On safely valve of tar distillation still top,during the use some problems were pointed to impreve advise.

针对焦油蒸馏釜顶安全阀在使用中遇到的一些实际问题，提出了改进建

The heavy paper impregnated with tar is used as part of a roof for waterproofing.

这种用焦油浸泡的重磅纸通常用作屋顶材料，用来防水。

A 4 inch band of black tar paper is formed into an extension of the can and filled with vermiculite and placed in a dark box with high temperature and humidity.

一个4寸带黑色焦油皮形成延伸罐填充蛭石，并放置在暗箱高的温度和湿度。

The tar paper collar is removed, the shoot is severed from the seed and then placed in flats where the cuttings are rooted in the conventional manner.

焦油衣领文件拿走，拍断，是从种子，然后放置在单位所在剪报是根植于传统的方式。

However,it is tar that causes cancer.

然而，导致癌症的正是焦油。

Tar causes cancer and damages your lungs.

焦油致癌和损害您的肺。

After still separation, aggregation condensation by heating and extraction, the regenerative acid will turn into diluted H 2 SO 4 of 60%, pink transparent, and acid tar.

对再生酸经过静止分离、加热聚合浓缩、萃取等工艺净化处理后，可得到粉红色透明酸度为 60%的稀硫酸和酸焦油。

By studying the chemical composition and the thermal kinetics characteristics of biomass tar and its distillations, related reference material can be offered to research the use of biomass in energy and chemical industry.

生物质焦油存在高水分、高含氧量、高挥发量、中热值、水分挥发后达到一定温度可以着火燃烧、燃烧后剩余灰分较少的低硫燃料。

Made by the destructive distillation of wood.

对树木毁坏性干馏获取的焦油。

Durocher D.F., Mattina C.F., Selke W.A. Diffusion of gasseous component sthrough the wrapper of a cigarette［J］.

烟气中的总粒相物和焦油量随卷烟纸自然透气度增加而降低，这与Müller K.H。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐