问题
判断题
水泵的电机负载越大，功率因数越小
答案
参考答案：错
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水泵的电机负载越大，功率因数越小
参考答案：错
| Choose the different pronunciation of the underlined letters. 选择单词中画线字母发音不同的一个。 |
| ( ) 1. A. that ( ) 2. A. game ( ) 3. A. five ( ) 4. A. dog ( ) 5. A. fun ( ) 6. A. team ( ) 7. A. strong ( ) 8. A. play ( ) 9. A. school ( ) l0. A. works | B. hand B. yell B. bike B. pop B. put B. breakfast B. think B. say B. check B. brushes | C. hat C. some C. his C. hot C. Sunday C. ready C. want C. says C. chart C. washes | D. make D. have D. exercise D. other D. brush D. weather D. drink D. pay D. lunch D. watches |