smokeless coal

例句 (20)

• Many cities have designated smoke control areas where only smokeless coal is permitted.许多城市都指定了烟雾控制区，只允许使用无烟煤。
• The new heating system runs on smokeless coal.新的供暖系统使用无烟煤。
• We switched to smokeless coal for our stove to keep the chimney cleaner.
• Many households have switched to smokeless coal for cleaner burning.我们改用无烟煤来烧炉子，以保持烟囱更清洁。
• Is smokeless coal more environmentally friendly than traditional fuels?许多家庭已经改用无烟煤以实现更清洁的燃烧。
• This fireplace is designed to burn smokeless coal efficiently.
• The old factory had to be retrofitted to burn cleaner, smokeless coal.无烟煤比传统燃料更环保吗？
• Environmental regulations are encouraging the use of smokeless coal.这个壁炉设计用于高效燃烧无烟煤。
• During the winter, the demand for smokeless coal increases significantly.
• We need to order a supply of smokeless coal for the winter.旧工厂必须进行改造，才能燃烧更清洁的无烟煤。
• The new blend of smokeless coal promises a longer burning time.环境法规正在鼓励使用无烟煤。
• The benefits of smokeless coal include reduced air pollution.
• He stacked the bags of smokeless coal neatly in the shed.在冬季，对无烟煤的需求会大幅增加。
• Is smokeless coal more expensive than traditional coal?我们需要为冬天订购一批无烟煤。
• Burning smokeless coal is part of the government's plan to improve urban air quality.
• Many campers prefer smokeless coal for campfires.这种新型混合无烟煤承诺燃烧时间更长。
• You can buy premium smokeless coal from most fuel suppliers.无烟煤的好处包括减少空气污染。
• The stove is specifically designed for burning smokeless coal.
• The development of smokeless coal was a major step in reducing smog in industrial cities.他把一袋袋的无烟煤整齐地堆放在棚子里。
• Using smokeless coal helps to maintain better air quality in urban areas.无烟煤比传统煤更贵吗？