令人惊讶的是,数学课被选为他们最喜欢的科目。Surprisingly, mathematics was voted their favourite subject.英语、数学、信息与通信技术和科学是必修科目。English, Maths, ICT and science are compulsory subjects.英语、数学和自然科学这些核心科目the core subjects of English, Maths and Scie...
Hilly - gullied Loess region is the most fragile and underdeveloped area of the Loess Plateau.摘要黄土丘陵沟壑区是黄土高原生态环境极其脆弱,经济发展十分落后的地区.The plateau extends for many miles.高原连绵许多英里。The road straightened and we were on a plateau....
关键单元的升级包括液态催化裂化装置设备、炼焦器 、 超加氢裂化装置以及烷化设备.Critical units to be upgraded include fluid catalytic cracker units , cokers, ultracrackers and alkylation units....
Carcinoma of the oesophagus usually extends by local invasion and lymphatic spread.食管癌通常通过局部浸透和淋巴扩散而扩展.Alphafetoprotein production is only seen in liver cell carcinoma.甲胎蛋白的产生只见于肝细胞性肝癌.What is the unfavorable site for ca...