并联电力电容器的作用是( )A.提高功率因数B.降低功率因数C.维持电流D.滤波...

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【单选题】

并联电力电容器的作用是( )

提高功率因数

降低功率因数

维持电流

滤波

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举一反三

【简答题】单词拼写。 1. We shouldn't have a wrong ____(态度)towards the students who are poor at their studies. 2.He is _____ (有决心的)to catch up with the others. 3. He was too____ (顽固的)to admit that he was wrong. 4. ...

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【简答题】听对话，判断正(T)误(F)。每段对话读一遍。 ( )1. Jack studies for a test by working with a group. ( )2. Linda can't remember some of the words. ( )3. Mike used to be thin. ( )4. Chinese isn't spoken by t...

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【单选题】实践中，大多数航运公司是根据 ____ 配备防海盗设备和防护装置。

SOLAS公约的要求

BMP中的建议并结合船舶实际情况

船旗国政府的强制要求

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【单选题】将文本文件 test1.txt 改名为 test2.txt

cd test1.txt xt.a

echo test1.txt >test2.txt

mv test1.txt test2.txt

cat test1.txt > test2.txt

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【简答题】Students who pass the test will be ____ to the next grade.  A.progressed B.proceeded C.promoted D.proposed

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【单选题】设有以下程序,其运行输出结果为?class Test{ Test(int i) { System.out.println("Test(" +i +")"); }}public class Q12 { static Test t1 = new Test(1); Test t2 = new Test(2); static Test t3 = new Test(3); public sta...

Test(1) Test(2) Test(3)

Test(3) Test(2) Test(1)

Test(2) Test(1) Test(3)

Test(1) Test(3) Test(2)

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【简答题】改错。 1. ( ) He can't speak English very good . _________ A B C D 2. ( ) John did badly in the test. I did even badly . _________ A B ...

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【单选题】Test 2: 1. Who are these people?

He’s my brother.

They’re my friends.

She’s an actress.

That’s my neighbor.

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【单选题】设有以下程序class Test{ Test(int i) { System.out.println("Test(" +i +")"); }}public class Q12 { static Test t1 = new Test(1); Test t2 = new Test(2); static Test t3 = new Test(3); public static void m...

Test(1) Test(2) Test(3)

Test(3) Test(2) Test(1)

Test(2) Test(1) Test(3)

Test(1) Test(3) Test(2)

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【判断题】营造大径杨树用材林,株行距6m×7m或7m×7m或8m×8m。( )

正确

错误

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【单选题】实践中，大多数航运公司是根据 ____ 配备防海盗设备和防护装置。