皮皮学，免费搜题
登录
搜题
【简答题】
简述 Photoshop 软件中创建选择区域(或抠图)有哪四种基本方法,并对应写出该方法所包含的工具或命令。
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
.
..
皮皮学刷刷变学霸
举一反三
【单选题】Which of the following is NOT correct regarding the internal rate of return (IRR) rule when investment decision:
A.
Take an investment opportunity where its IRR exceeds the opportunity cost of capital
B.
The IRR rule will agree with the Net Present Value (NPV) rule even when positive cash flows precede negative cash flows
C.
The internal rate of return (IRR) is the interest rate that sets the net present value (NPV) of the cash flows equal to zero.
D.
The case of multiple IRRs can lead IRR to give a different decision than NPV.
查看完整题目与答案
【单选题】根据反应 Cd + 2H + → Cd 2+ + H 2 构成原电池 , 其电池符号为
A.
(-)Cd∣Cd 2+ ‖ H + , H 2 ∣Pt(+)
B.
(-)Cd∣Cd 2+ ‖ H + ∣H 2 ∣ Pt(+)
C.
(-)H 2 ∣H + ‖ Cd 2+ ∣Cd(+)
D.
(-)Pt, H 2 ∣H + ‖ Cd 2+ ∣Cd(+)
查看完整题目与答案
【单选题】根据反应Cd + 2H+ →Cd2+ + H2 构成原电池,其在标准状态下电池符号为
A.
(-) Cd∣Cd2+‖H+.H2∣Pt(+).
B.
(-) Cd∣Cd2+‖H+∣H2 ∣ Pt(+)
C.
(-) H2∣H+‖Cd2+∣Cd (+)
D.
(-) Pt, H2∣H+‖Cd2+∣Cd (+)
查看完整题目与答案
【单选题】Which of the following is NOT an exception to the rule of privity of contract?
A.
A third party to a contract can sue for losses they incur under a contract if the losses are foressable
B.
A third party to a contract can bring an action under it if an implied trust has been created.
C.
A third party to a contract can enforce rights under it if it is equitable for them to do so.
D.
None
查看完整题目与答案
【多选题】Which of the following is/are not disadvantage of the Net Present Value rule?
A.
can be misleading if inflows come before outflows
B.
not necessarily consistent with maximizing shareholder wealth
C.
ignores cash flows after the cutoff point
D.
relies on accurate estimate of the discount rate
查看完整题目与答案
【单选题】疱肉培养基可用来培养
A.
枯草芽胞杆菌
B.
炭疽芽胞杆菌
C.
百日咳鲍特菌
D.
产气荚膜梭菌
E.
流感嗜血杆菌
查看完整题目与答案
【单选题】Which of the following is not an exception to the rule of privity of contract?
A.
A third party to a contract can sue for losses they incur under a contract if the losses are foreseeable
B.
A third party to a contract can bring an action under it if an implied trust has been created
C.
A third party to a contract can enforce rights under it if it is equitable for them to do so
查看完整题目与答案
【简答题】本教程演示了如何使用小于200美元的BOM(物料清单)与Raspberry Pi Zero构建Linux无 人机。该无人驾驶飞机使用实时功能的Linux内核,基于Debian的文件系统和为PXFmini 自动驾 驶仪板编译的Dronecode的APM飞行堆栈。所有这些组件都被Erle Robotics放在PXFmini 的操 作系统映像中。 请用中文文字告诉小白下列字母组合是什么意思 1、BOM;...
查看完整题目与答案
【单选题】The conversations which English people hold about the weather do not as a rule leave the participants any the wiser; only on rare occasions can information be said
A.
is exchanged
B.
to be exchanged
C.
to have been exchanged
D.
has been exchanged
查看完整题目与答案
【单选题】Which statement describes the rule of split horizon?（）
A.
Only routers can split boundaries (horizons) between concentric networks.
B.
All distance vector protocols require fall back routers that may cause momentary loops as the topology changes.
C.
Networks can only remain fully converged if all information about routers is sent out all active inteces.
D.
Information about a route should not be sent back in the direction from which the original update come.
E.
Each AS must keep routing tables converged to pr dead routes from being advertised across the AS boundary.
查看完整题目与答案
相关题目：
【单选题】Which of the following is NOT correct regarding the internal rate of return (IRR) rule when investment decision:
A.
Take an investment opportunity where its IRR exceeds the opportunity cost of capital
B.
The IRR rule will agree with the Net Present Value (NPV) rule even when positive cash flows precede negative cash flows
C.
The internal rate of return (IRR) is the interest rate that sets the net present value (NPV) of the cash flows equal to zero.
D.
The case of multiple IRRs can lead IRR to give a different decision than NPV.
查看完整题目与答案
【单选题】根据反应 Cd + 2H + → Cd 2+ + H 2 构成原电池 , 其电池符号为
A.
(-)Cd∣Cd 2+ ‖ H + , H 2 ∣Pt(+)
B.
(-)Cd∣Cd 2+ ‖ H + ∣H 2 ∣ Pt(+)
C.
(-)H 2 ∣H + ‖ Cd 2+ ∣Cd(+)
D.
(-)Pt, H 2 ∣H + ‖ Cd 2+ ∣Cd(+)
查看完整题目与答案
【单选题】根据反应Cd + 2H+ →Cd2+ + H2 构成原电池,其在标准状态下电池符号为
A.
(-) Cd∣Cd2+‖H+.H2∣Pt(+).
B.
(-) Cd∣Cd2+‖H+∣H2 ∣ Pt(+)
C.
(-) H2∣H+‖Cd2+∣Cd (+)
D.
(-) Pt, H2∣H+‖Cd2+∣Cd (+)
查看完整题目与答案
【单选题】Which of the following is NOT an exception to the rule of privity of contract?
A.
A third party to a contract can sue for losses they incur under a contract if the losses are foressable
B.
A third party to a contract can bring an action under it if an implied trust has been created.
C.
A third party to a contract can enforce rights under it if it is equitable for them to do so.
D.
None
查看完整题目与答案
【多选题】Which of the following is/are not disadvantage of the Net Present Value rule?
A.
can be misleading if inflows come before outflows
B.
not necessarily consistent with maximizing shareholder wealth
C.
ignores cash flows after the cutoff point
D.
relies on accurate estimate of the discount rate
查看完整题目与答案
【单选题】疱肉培养基可用来培养
A.
枯草芽胞杆菌
B.
炭疽芽胞杆菌
C.
百日咳鲍特菌
D.
产气荚膜梭菌
E.
流感嗜血杆菌
查看完整题目与答案
【单选题】Which of the following is not an exception to the rule of privity of contract?
A.
A third party to a contract can sue for losses they incur under a contract if the losses are foreseeable
B.
A third party to a contract can bring an action under it if an implied trust has been created
C.
A third party to a contract can enforce rights under it if it is equitable for them to do so
查看完整题目与答案
【简答题】本教程演示了如何使用小于200美元的BOM(物料清单)与Raspberry Pi Zero构建Linux无 人机。该无人驾驶飞机使用实时功能的Linux内核,基于Debian的文件系统和为PXFmini 自动驾 驶仪板编译的Dronecode的APM飞行堆栈。所有这些组件都被Erle Robotics放在PXFmini 的操 作系统映像中。 请用中文文字告诉小白下列字母组合是什么意思 1、BOM;...
查看完整题目与答案
【单选题】The conversations which English people hold about the weather do not as a rule leave the participants any the wiser; only on rare occasions can information be said
A.
is exchanged
B.
to be exchanged
C.
to have been exchanged
D.
has been exchanged
查看完整题目与答案
【单选题】Which statement describes the rule of split horizon?（）
A.
Only routers can split boundaries (horizons) between concentric networks.
B.
All distance vector protocols require fall back routers that may cause momentary loops as the topology changes.
C.
Networks can only remain fully converged if all information about routers is sent out all active inteces.
D.
Information about a route should not be sent back in the direction from which the original update come.
E.
Each AS must keep routing tables converged to pr dead routes from being advertised across the AS boundary.
查看完整题目与答案