发动机发出了一种新的声音, 仿佛一阵阵吃力的哮喘.A new noise came from the engines a straining, gasping sound.我离那头麋鹿非常近，能听见它吃力的呼吸声。I was close enough to the elk to hear its labored breathing.清除积雪是很吃力的工作.It's hard work shifting snow....
China has almost 15 million subscribers to satellite and cable television.中国有将近 1,500 万卫星电视和有线电视用户。About 60,000 subscribers have special adapters to receive and decode the signals.大约6万用户拥有特殊的适配器来接收和转换信号。No.1 Internet sea...
They have both behaved very badly and I am very hurt.他们俩都很不友善，让我非常难过。Featured are both his classics and his latest creations.他的经典作品和最新创作都很独特。The degree provides a thorough grounding in both mathematics and statistics.该学位...
A liquid chromatograph - mass spectrometric method for the determination of sodium cyclamate in food had been established.建立了食品中甜蜜素的液相色谱 - 串联质谱测定方法,研究了不同提取溶剂的影响.The determination of cyclamate in food by capillary column ...
着重评介了铝镍钴系永磁材料 、 铁氧体永磁材料 、 稀土永磁材料和粘结永磁材料四大系列.Emphatically reviewed four systems of permanent magnet material : Al - Ni - Co magnet, ferrite magnet, rare - magnet and glue magnet.特殊工业陶瓷、磁性材料及制品, 包括氧化锆 、 氧化铝材料制作的机械件, 钕铁硼、铝镍...
Measure in attics and crawl spaces for insulation and ductwork.衡量阁楼和管道crawlspaces绝缘和.Sheet metal ductwork and specialties, complete with insulation, and dampers in accordance with drawings and specifications.与图纸和规格相符的完全绝...