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【单选题】
M7120型平面磨床的冷却泵电动机,要求当砂轮电动机起动后起动,这种方式属于( )。A.
顺序控制
B.
多地控制
C.
联锁控制2
D.
自锁控制
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举一反三
【单选题】If you plant trees on the farm, _____ low-growing branches. Otherwise, the hens will use them as a ladder to get high enough up in the tree to sail over the fence.
A.
touch
B.
protect
C.
hold
D.
prune
【多选题】下列关于信用卡存款的说法中,正确的有( )。
A.
单位卡账户的资金一律从其基本存款账户转账存入
B.
单位卡账户不得交存现金
C.
单位卡账户不得存入销货收入
D.
单位卡不得用于 10万元以上的商品交易、劳务供应款项的结算，不得支取现金
【多选题】火灾发生时建筑内烟气呈水平流动和垂直流动,其主要蔓延途径有( )。
A.
防火门
B.
有水幕系统保护的防火卷帘
C.
穿越墙壁的管线和缝隙
D.
顶棚上的通风口
E.
建筑物外墙窗户
【单选题】Body Mass Index (BMI) relates a person’s weight to his or her height. Clinical researchers use the following guide lines regarding a person’s BMI and possible health risks. 19–24 Minimal Low 25–26 Low...
A.
minimal
B.
low
C.
moderate
D.
high
【单选题】According to the selecting, children's books are probably______.
A.
on low shelves
B.
on high shelves
C.
spread all over the store
D.
sold in supermarket
【单选题】"These can be plotted on two axes - one running left to right, which measures low to high arousal, and the other from top to bottom, which measures how positive or negative the feeling is." According ...
A.
a bar chart
B.
a pie chart
C.
a line graph
D.
a scattergram
【单选题】If you plant trees on the farm, _____ low-growingbranches. Otherwise, the hens will use them as a ladder to get high enough upin the tree to sail over the fence.
A.
protect
B.
hold
C.
prune
D.
touch
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