For<br/>steam turbine economic index-heat consumption rate, the correct<br/>expression is () A: the<br/>higher the heat consumption rate, the better the economy of steam<br/>turbine B: the<br/>smaller the heat consumption rate, the smaller the turbine<br/>manufacturing cost C: the<br/>heat consumption rate is the heat consumed by the 1 KW electric<br/>energy of the turbine generator set D: above<br/>is wrong

The sum of the sensible heat and the latent heat of any substance is known as ________. A: total heat B: residual heat C: specific heat D: superheat

10.Consult _____ for questions about earthquakes.　　a. the six index b. index six c. sixth index d. index numbering six A: the six index B: index six C: sixth index D: index numbering six

​The efficiency of a material in absorbing heat is described by heat capacity​

The red, orange and yellow lights contain ______. A: less heat than the other lights B: more heat than the other lights C: a great deal of heat D: a little heat

Potato A: A, love chilly and be afraid of heat B: B, love cold and be afraid of heat C: C, love heat and be afraid of cold D: D, love heat and be afraid of cold

The precipitation hardening processes include （） heat treatment and （） heat treatment.

删除“学生表”中名为“Index姓名”的索引，正确的T-SQL语句为（ ）。 A: DROP INDEX 学生表. Index姓名 B: DELETE INDEX 学生表. Index姓名 C: DROP INDEX Index姓名 ON学生表 D: DELETE INDEX Index姓名 ON 学生表

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Air preheater is a heat exchange device which uses the heat of flue gas to heat the air needed for combustion. () A: Right B: Wrong