1.
The pit cover should be sealed over with tar paper or plastic.
顶盖必须用焦油纸或塑料封闭。
2.
a heavy paper impregnated with tar and used as part of a roof for waterproofing.
一种用焦油浸泡的重磅纸，用作屋顶材料以防水。
3.
greaseproof paper
ph.1. 防油纸,耐脂纸
4.
Imitation parchment: Tough grease-proof paper.
充羊皮纸:结实的防油纸。
5.
testing method for creosote oil, prepared tar and tar pitch
杂酚油、加工焦油及沥青
6.
Paper base petroleum asphalt felt asphalt paper
GB326-1989石油沥青纸胎油毡、油纸
7.
Coking Test of Vacuum Residue with Ethylene Heavy Tar;
减压渣油掺炼乙烯重焦油共焦化试验
8.
Modification of Tar Discharge System in Tar-Ammonia Water Separator
焦油氨水分离槽焦油排出系统的改进
9.
Study on Co-coking Blending Coking Coal with Low Temperature Coal Tar Pitch and Tarry Residue;
低温煤焦油沥青及焦油渣配煤炼焦实验研究
10.
tarred roofing felt
油毛毡, 沥青纸板
11.
Oil absorbency: The capability of a paper to absorb oil.
吸油性:纸张的吸油能力。
12.
Grease-proof paper: Translucent paper with high resistance to grease penetration.
防油纸:高度抗油渗入的半透明纸。
13.
Paper that is soaked in oil to make it transparent and water-resistant.
油纸用油浸过从而透明且防水的纸
14.
Analysis of Tar from Co-coking of Coal and Waste Plastic
废塑料与煤共焦化所得焦油成分分析
15.
COKING PROPERTIES OF COKER GAS OIL IN CATALYTIC CRACKING REACTION PROCESS
焦化蜡油催化裂化反应过程生焦特性
16.
indication of tar and nicotine yields
焦油量及尼古丁量说明
17.
Lodge-Cottrell detarrer
洛奇－柯特雷尔除焦油器
18.
tar-macadam plant
焦油沥青碎石拌制机