下列属于Light标准的是()

题目

下列属于Light标准的是()

  • A、胸腔积液蛋白/血清蛋白>0.6
  • B、胸腔积液LDH/血清LDH>0.6
  • C、单侧胸腔积液
  • D、胸腔积液为渗出液
  • E、黎式试验(+)
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相似问题和答案

第1题:

A light used to signal passing intentions must be an ______.

A.all-round yellow light only

B.all-round white light only

C.all-round blue light only

D.alternating red and yellow light


正确答案:B

第2题:

A vessel trawling will display a ______.

A.red light over a white light

B.green light over a white light

C.yellow light over a red light

D.white light over a green light


正确答案:B

第3题:

关于激光的英文“laser”,正确的是

A、light activation by stimulation emanation of radiation

B、luminant amplimeter by stimulation emission of radiation

C、light activation by strong emission of radiation

D、luminant activation before strong emission of radiation

E、light amplification by stimulation emission of radiation


参考答案:E

第4题:

There is a ()(灯塔).

  • A、lighthouse
  • B、light buoy
  • C、light castle
  • D、lightship

正确答案:A

第5题:

阅读下列说明和C++代码,回答问题,将解答填入答题纸的对应栏内。
【说明】
某灯具厂商欲生产一个灯具遥控器,该遥控器具有7个可编程的插槽,每个插槽都有开关按钮,对应着一个不同的灯。利用该遥控器能够统一控制房间中该厂商所有品牌灯具的开关,现采用Command(命令)模式实现该遥控器的软件部分。Command模式的类图如下图所示。

【C++代码】

class Light {public: Light(stringname) { /* 代码省略 */ } void on() {/* 代码省略 */ } // 开灯 void off() {/* 代码省略 */ } // 关灯};class Command {public: (1) ;};class LightOnCommand:public Command { // 开灯命令private: Light* light;public: LightOnCommand(Light* light) { this->light=light; } voidexecute() { (2) ; }};class LightOffCommand:public Command { // 关灯命令private: Light *light;public: LightOffCommand(Light* light) { this->light=light; } voidexecute() { (3) ; }};class RemoteControl{ // 遥控器private: Command*onCommands[7]; Command*offCommands[7];public: RemoteControl() { /* 代码省略*/ } voidsetCommand(int slot, Command* onCommand, Command* offCommand) { (4) =onCommand; (5) =offCommand; } voidonButtonWasPushed(int slot) { (6) ; } voidoffButtonWasPushed(int slot) { (7) ; }};int main() { RemoteControl* remoteControl=new RemoteControl(); Light*livingRoomLight=new Light("Living Room"); Light*kitchenLight=new Light("kitchen"); LightOnCommand*livingRoomLightOn=newLightOnCommand(livingRoomLight); LightOffCommand* livingRoomLightOff=newLightOffCommand(livingRoomLight); LightOnCommand*kitchenLightOn=new LightOnCommand(kitchenLight); LightOffCommand* kitchenLightOff=new LightOffCommand(kitchenLight); remoteControl->setCommand(0, livingRoomLightOn, livingRoomLightOff); remoteControl->setCommand(1,kitchenLightOn, kitchenLightOff); remoteControl->onButtonWasPushed(0); remoteControl->offButtonWasPushed(0); remoteControl->onButtonWasPushed(1); remoteControl->offButtonWasPushed(1); /* 其余代码省略 */ return 0;}


答案:
解析:
(1)virtual void execute()=0
(2)light->on()
(3)light->off()
(4)onCommands[slot]
(5)offCommands[slot]
(6)onCommands[slot]->execute()
(7)offCommands[slot]->execute()

第6题:

An anchored vessel on pilotage duty must show which light(s) at night?

A.A sternlight only

B.Anchor lights only

C.A white light over a red light only

D.A white light over a red light and anchor lights


正确答案:D

第7题:

A buoy marking a wreck will show a(an) ______.

A.white light FL (2) and a topmark of 2 black spheres

B.occulting green light and may be lettered

C.yellow light and will be numbered

D.continuous quick white light and may be numbered


正确答案:A
FL(2)白光灯和两黑球体顶标的浮标表示沉船。

第8题:

要在SCI中查找重庆大学关于轻合金研究的文献,请问以下检索式正确的是()

A、AD=Chongqing Univ* and TI=light alloy

B、AD=Chongqing Univ and TI=light alloy

C、AD=Chongqing Univ* and AU=light alloy

D、AD=Chongqing Univ or TI=light alloy


参考答案:A

第9题:

以下灯光属性中哪个属性可以影响阴影颜色?()

  • A、Light Fog
  • B、Shadow Color
  • C、Light Glow
  • D、Light Glow

正确答案:B

第10题:

以下属于Maya提供的灯光类型的是()。

  • A、Ambient Light(环境光源)
  • B、Volume Light(体积光源)
  • C、Spot Light(聚光灯光源
  • D、以上全部

正确答案:D

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