“低碳”不仅是经济发展的生态原则,也是一种健康的生活方式。以下选取的是生活中的几个镜头: ①饭店里,有顾客拒绝使用一次性筷子。 ②集市上,有购物者向销售者一次次索要塑料袋。 ③学校里,空无一人的教室灯火通明。 ④在写字楼里,有人上下楼不乘电梯走楼梯。 ⑤农家院里,做饭,照明使用自家生产的沼气。 “低碳”体现了人类对人与自然和谐关系的追求。如果以“实现人鱼自然和谐是环境伦理的应有之义”为题写一篇小论文,请列出要点。
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患者60岁。有高血压病史10年,平时血压160/90mmHg,不规律应用降压药物,因情绪激动,突然出现呼吸困难而入院。查体:血压210/110mmHg,脉率120次/分,双肺散在哮鸣音及大量水泡音,心率140次/分,节律不整,肝脾未及。心电图P波消失,代之f波,室律140次/分,节律不整,胸片双肺底呈毛玻璃样改变,心界向左扩大。血气分析:PH值7.5,氧分压56mmHg,二氧化碳分压25mmHg,血乳酸1.2mmol/L,血酮体10mmol/L。做出正确诊断后,为改善上述症状,可以应用下列哪些药物()
A. 阿替洛尔
B. 西地兰
C. 速尿
D. 喘定
E. 异搏定
F. 硝普钠
G. 氟美松
H. 吗啡
I. 异丙基肾上腺素
You are working in an online transaction processing (OLTP) environment. You realize that the salary for an employee, John, has been accidentally modified in the EMPLOYEES table. Two days ago, the data was in the correct state. Flashback logs generated during last two days are available in the flash recovery area. Which option would you choose to bring the data to the correct state while ensuring that no other data in the same table is affected?()
A. perform pointintime recovery
B. perform a Flashback Table operation to restore the table to the state it was in two days ago
C. perform a Flashback Database operation to restore the database to the state it was in two days ago
D. perform Flashback Versions Query and Flashback Transaction Query to determine all the necessary undo SQL statements, and then use them for recovery
薪酬调整的主要类型:奖励性调整、()、效益调整、工龄调整。
接通电瓶时,MFD正常显示,而当启动发动机时MFD黑屏,故障可能是()
A. 主电瓶故障
B. MFD故障
C. 备用电瓶故障