以下获得过诺贝奖的技术方法是 。

A、Mention the contract number and order number of the goods in the opening sentences

B、State the reasons why you need to inform or urge the buyer to open the L/C.

C、Urge the buyer to open the L/C ASAP.

D、Not urge the buyer to open the L/C ASAP.

A、使命感

B、顾客和产品愿景

C、政府支持

D、高速创新

A、The importer and exporter sign a sales contract and make an agreement on L/C payment.

B、The importer makes application for L/C with his bank. The bank approves the application and issues L/C.

C、The issuing bank advises the documentary credit to the advising bank.

D、The advising bank delivers the L/C to the exporter.

A、市场环境

B、竞争对手

C、技术手段

D、各项财务指标

A、banker’s draft and trade draft

B、sight bill and trade draft

C、demand draft and banker’s draft

D、sight bill and usance bill

A、敢于冒险

B、静候时机

C、愈挫愈勇

D、瞻前顾后

A、Restrictive endorsement

B、Blank endorsement

C、Demonstrative endorsement

D、Endorsement

对于74LS194，当处于右移数据输入功能时，第9引脚和第10引脚应为

A、=1，=0

B、=1，=1

C、=0，=0

D、=0，=1

A、left

B、front

C、behind

D、right

图示电路中，如果增大电容C，则输出波形的

A、周期增大，占空比增大

B、周期增大，占空比不变

C、周期减小，占空比减小

D、周期减小，占空比不变