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【判断题】
旋风分离器当切口气速相同时，旋风分离器的直径越大，其离心分离因素越小，离心分离机随着转鼓直径的增大其离心分离因数增大。A.
正确
B.
错误
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【简答题】Set集合:不会重复 // 例一 const set = new Set([1, 2, 3, 4, 4]); console.log([...set]) // 例二 const items = new Set([1, 2, 3, 4, 5, 5, 5, 5]); console.log(items.size)
【单选题】The School Art Festival has set up a stage ______students can show their talents.
A.
which
B.
where
C.
that
D.
when
【简答题】British public’s vote to leave the EU has set off political and scientific shock waves that could roil Europe and the world for years to come. The decision has dismayed scientists in the UK and across...
【简答题】阅读理解。 Many people are surprised when they find that the Internet was set up in the 1960s. At that time, computers were large and expensive. Computer networks didn't work well. If one computer in the n...
【单选题】The set of items that serve as media of exchange clearly includes
A.
demand deposits.
B.
short-term bonds.
C.
credit cards.
D.
All of the above are correct.
【简答题】将 Set 结构转为数组 const items = new Set([1, 2, 3, 4, 5]); const array = Array.from(items); console.log(array)
【单选题】There is something wrong with this bill.Please all the items again.
A.
Add up
B.
set down
C.
put down
D.
look up
【单选题】The _____ is the average value of a set of data items.
A.
mean
B.
median
C.
mode
D.
matrix
【简答题】How can two short items be best set up in the same line? Put them in ______.
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