1.
smokeless zones(urban areas in which only smokeless fuels may be used in houses,factories,etc)
无烟区（房屋、工厂等中只准使用无烟燃料的市区）
2.
That could prove to be an offer that the Coalite Group can't refuse.
这个出价，很可能是无烟燃料集团所难以拒绝的。
3.
The company has changed hands twice since then, and is now held by the Coalite Group, a British fuel and transport firm.
此后，福克兰群岛公司又曾两度易手，目前属于一家经营燃料和运输的英国企业——无烟燃料集团。
4.
Fortunately, there are some chemical fuels that are clean and smokeless.
幸而，有些化学燃料是洁净无烟的。
5.
There are chemical fuels that are clean and smokeless.
有些化学燃料是清洁无烟的。
6.
Inorganic Flame Retardant and Smoke Suppressant in Flexible PVC;
无机阻燃剂对软PVC材料的阻燃消烟作用
7.
THE STUDY OF PE NON-HALOGEN FLAME-RETARDANT SYSTEMS AND FORMULATION FOR CABLE APPLICATIONS;
低烟无卤阻燃聚乙烯及电缆料配方的研究
8.
Preparation and Characterization of Low-Smoke Halogen-Free Flame Retardant Polyolefin Composites;
低烟、无卤阻燃聚烯烃复合材料的制备及表征
9.
An effective system uses fuel that ignites easily, burns as smokelessly as possible.
有效的加热系统所用的燃料必须易于引火，燃烧时尽可能无烟。
10.
Why cannot we use anthracite as fuel? Give me a reason.
为什么我们不能用无烟煤作为燃料？说说你的理由。
11.
a colorless fuming corrosive liquid; used chiefly in rocket fuels.
一种无色发烟、具有腐蚀性的液体，主要用于火箭燃料。
12.
Development of Irradiation Resistant Low Smoke HFFR Insulating Compound for Cables for Nuclear Power Station
核电站电缆用耐辐照无卤低烟阻燃绝缘材料的研制
13.
Black smoke is caused by raw fuel being burnt in the exhaust.
黑烟说明有燃料在排气管中燃烧。
14.
Soot is usually the product of the imperfect combustion of fuel.
煤烟通常是燃料不完全燃烧的产物。
15.
The super-fine aluminum hydroxide is an important green flame retardant inorganic material with multi-function of retarding, suppressing smoke and filling.
超细氢氧化铝具有阻燃、消烟、填充多种功能，是一种重要的无机环保型阻燃材料。
16.
method for measuring smoke density and concentration of gases evolved by incineration or decomposition of plastics
塑料塑料燃烧性能试验方法-烟气及烟密度法
17.
When this material burns, it throws off a nasty smell and a lot of smoke.
这种材料燃料烧时散发出臭味和浓烟。
18.
Character of the anthracite and combustion adjustment and the operation of the chain boiler
无烟煤特性和无烟煤链条炉的燃烧调整与操作