【单选题】某公司息税前利润变动率是20%,每股收益的变动率是22%,则财务杠杆系数是多少?
【单选题】我国有部分城市已开始使用乙醇汽油,目前工业制乙醇的主要方法为:石油乙烯乙醇。某制糖厂以甘蔗为原料制得蔗糖,并对甘蔗渣进行综合处理制得乙醇,主要生产流程如下: 下列说法中不正确的是 [ ]
A.
工业上可利用乙烯与水在催化剂的作用下发生加成反应来制取乙醇
B.
蔗糖的分子式为C 12 H 22 O 11 ,B的结构简式为
C.
B转化为乙醇的化学方程式为:C 6 H 12 O 6 2C 2 H 5 OH+2CO 2
D.
上述过程中,理论上0.1mol A可制得9.2g乙醇
【简答题】When reading a book in a Florida library a year before, John became ___小题1:__ (interest) not in the contents of the book, but in the notes penciled in the margin. He discovered the former owner's name...
【多选题】10(6)kV变电所低压配电室内成排布置的配电屏各种通道正确的是( )。
A.
当采用固定式开关柜且单排布置时,柜前操作通道最小宽度为1.5m
B.
当采用固定式开关柜且双排布置面对面时,柜前操作通道最小宽度为2.0m
C.
当采用固定式开关柜且双排背对背布置时,柜前操作通道最小宽度为1.5m
D.
当采用抽屉式开关柜且单排布置时,柜前操作通道最小宽度为1.6m
【单选题】听力原文: Burmese opposition's leader Aung San Suu Kyi has vowed to continue seeking freedom of movement after police forced her to end a lengthy sit-in on the rural highway near Rangoon. The sit-in began...
A.
police forced her to end a sit-in
B.
police forced her to sit in the room
C.
police forced her to sit on the rural highway '
D.
police forced her to end a meeting near Rangoon
【简答题】阅读下面的短文,根据每个空格中所给的词首字母填入适当的词,使短文意思完整。 On Easter, April 9th in 1939, more than 75,000 people came to the Lincoln Memorial (纪念馆) in Washington, D.C. They heard the famous African-American singer Maria...
【简答题】Alice always wanted to be a singer. Music was the 31 important thing in her life but, to tell you the 32 (true), she took lesson for years, practised every day, 33 in s...
【单选题】某公司息税前利润变动率是20%,则财务杠杆系数是1.05,则每股收益变动率是多少?