A、eliminate slippage
B、provide excitation
C、provide starting torque
D、increase efficiency
更多“The function of damper windings in a synchronous motor is to （）.”相关的问题
A、clear bgp damping B、clear bgp neighbor C、clear bgp neighbor damp D、clear protocol bgp damp
A、All platforms running the Junos OS separate the functions of learning and flooding. B、All platforms running the Junos OS separate the functions of control and forwarding. C、All platforms running the Junos OS separate the functions of routing and bridging. D、All platforms running the Junos OS separate the functions of management and routing.
A、1.Paragraph①（） B、2.Paragraph②（） C、3.Paragraph③（） D、4.Paragraph④（） E、5.Paragraph⑤（） F、A. What is the function of audio courses? H、B. What is the function of flash cards? I、C. What is the function of traditional courses? J、D. What are the most useful tools for language learning? K、E. What is the function of computer-aided courses? F. What can help you a lot with your language learning? 下列选项正确的是（）。
A、You can use aggregate functions in any clause of a SELECT statement. B、You can use aggregate functions only in the column list of the SELECT clause and in the WHERE clause of a SELECT statement. C、You can mix single row columns with aggregate functions in the column list of a SELECT statement by grouping on the single row columns. D、You can pass column names, expressions, constants, or functions as parameters to an aggregate function. E、You can use aggregate functions on a table, only by grouping the whole table as one single group. F、You cannot group the rows of a table by more than one column while using aggregate functions.
A、You can use aggregate functions in any clause of a SELECT statement. B、You can use aggregate functions only in the column list of the SELECT clause and in the WHERE clause of a SELECT statement. C、You can mix single row columns with aggregate functions in the column list of a SELECT statement by grouping on the single row columns. D、You can pass column names, expressions, constants, or functions as parameters to an aggregate function. E、You can use aggregate functions on a table, only by grouping the whole table as one single group. F、You cannot group the rows of a table by more than one column while using aggregate functions.
A、You can use aggregate functions in any clause of a SELECT statement. B、You can use aggregate functions only in the column list of the SELECT clause and in the WHERE clause of a SELECT statement. C、You can mix single row columns with aggregate functions in the column list of a SELECT statement by grouping on the single row columns. D、You can pass column names, expressions, constants, or functions as parameters to an aggregate function. E、You can use aggregate functions on a table, only by grouping the whole table as one single group. F、You cannot group the rows of a table by more than one column while using aggregate functions.
A、You can use aggregate functions in any clause of a SELECT statement. B、You can use aggregate functions only in the column list of the select clause and in the WHERE clause of a SELECT statement. C、You can mix single row columns with aggregate functions in the column list of a SELECT statement by grouping on the single row columns. D、You can pass column names, expressions, constants, or functions as parameter to an aggregate function. E、You can use aggregate functions on a table, only by grouping the whole table as one single group. F、You cannot group the rows of a table by more than one column while using aggregate functions.
A、You can use aggregate functions in any clause of a SELECT statement. B、You can use aggregate functions only in the column list of the SELECT clause and in the WHERE clause of a SELECT statement. C、You can mix single row columns with aggregate functions in the column list of a SELECT statement by grouping on the single row columns. D、You can pass column names, expressions, constants, or functions as parameters to an aggregate function. E、You can use aggregate functions on a table, only by grouping the whole table as one single group. F、You cannot group the rows of a table by more than one column while using aggregate functions.
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