防水要求高和耐用年限长的土木建筑工程,防水材料应优先选用()。
A.三元乙丙橡胶防水卷材
B.聚氯乙烯防水卷材
C.氯化聚乙烯防水卷材
D.沥青复合胎柔性防水卷材
参考答案:A
女性,51岁,半年多反复出现腰腿痛,行走时出现双小腿间歇性跛行。双小腿背外侧及足部麻、痛,下蹲片刻缓解,卧床不痛。双足及小腿外侧,马鞍区痛觉稍减弱,双跟腱反射正常,足背动脉搏动存在,近2~3年糖尿病史。根据病史、检查所见最可能的诊断
A.椎间盘突出症
B.神经根管狭窄症
C.中央型腰椎管狭窄症
D.末梢神经炎
E.血栓闭塞性脉管炎
Directions: You are interested in a position of editor offered by a company. Write a letter of application to then to express your intention. Write your letter with no less than 100 words. Do not sign your name at the end of the letter. Use “Li Ming” instead. Do not write the address.