LED的发光波长是由形成P-N结的半导体材料决定的,请问首先被制造出来的是什么样的LED()。
A. 红光LED
B. 绿光LED
C. 蓝光LED
D. 黄光LED
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工程计量程序规定:承包人应遵循中有适用于变更工程的价格,应()计算变更的合同价款。
Where are CTI route points added or configured for Cisco Unified Contact Center Express? ()
A. Cisco Unified CallManager Device Configuration
B. Cisco Unified Contact Center Express Directory Management
Cisco Supervisor Desktop
D. Cisco CRS Administration, JTAPI Trigger Creation
E. Cisco Unified Contact Center Express Media Subsystem&e
患者在测量口腔温度时,不慎将体温表咬碎,该怎样紧急处理?