已知函数f(x)=sin(ωx+π6)(ω>0)的一条对称轴为x=π3,则ω的最

题型:填空题

问题:

已知函数f(x)=sin(ωx+
π
6
)(ω>0)
的一条对称轴为x=
π
3
,则ω的最小值为______.
考点:正弦、余弦函数的图象与性质(定义域、值域、单调性、奇偶性等)
题型:填空题

在测定“小灯泡电功率”的实验中,已知电源电压为6V,小灯泡额定电压为2.5V,小灯泡的额定功率大约为0.7W.图是小东同学没有连接完的实物电路。

(1)请你用笔画线代替导线,将实物电路连接完整;

(2)小东闭合开关,移动滑动变阻器的滑片到某一点时电压表的示数为2.2V,要测量小灯泡的额定功率,应将滑片P向________端滑动(“左”或“右”),当灯泡正常发光时,电流表示数如图乙所示。之后他又做了第三次实验,记录数据的表格如下,请完成表格。

分析表格中的数据,写出一条你的结论:___________________________________。

题型:填空题

下列不属于我国目前保税仓库的类型有( )。

A.自用型保税仓库

B.专用型保税仓库

C.备料保税仓库

D.公用型保税仓库

题型:填空题

培养基的pH过低时,其抑菌圈可扩大的是()

A.米诺环素

B.庆大霉素

C.红霉素

D.诺氟沙星

E.头孢菌素

题型:填空题

腧穴体表标志法中活动标志取穴是利用关节、肌肉、皮肤随活动而出现的孔隙、陷、皱纹等为标志,标志()影响。

A、受机体

B、不受机体

C、受机体活动

D、不受机体活动

题型:填空题

In January 2008 Arti entered in a contractual agreement with Bee Ltd to write a study manual for an international accountancy body’s award. The manual was to cover the period from September 2008 till June 2009, and it was a term of the contract that the text be supplied by 30 June 2008 so that it could be printed in time for September. By 30 May, Arti had not yet started on the text and indeed he had written to Bee Ltd stating that he was too busy to write the text.Bee Ltd was extremely perturbed by the news, especially as it had acquired the contract to supply all of the accountancy body’s study manuals and had already entered into extensive preliminary expenses in relation to the publication of the new manual.Required:In the context of the law of contract, advise Bee Ltd whether they can take any action against Arti. (10 marks)

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