在ARL直读光谱分析时,是如何判断漂移校正后的Alpha值和Beta值是否正常的?
第1题:
ARL直读光谱如何进行日常维护?
第2题:
在维修ARL 直读光谱仪时应遵循哪些基本原则?
第3题:
14 Alpha buys goods from Beta. At 30 June 2005 Beta’s account in Alpha’s records showed $5,700 owing to Beta.
Beta submitted a statement to Alpha as at the same date showing a balance due of $5,200.
Which of the following could account fully for the difference?
A Alpha has sent a cheque to Beta for $500 which has not yet been received by Beta.
B The credit side of Beta’s account in Alpha’s records has been undercast by $500.
C An invoice for $250 from Beta has been treated in Alpha’s records as if it had been a credit note.
D Beta has issued a credit note for $500 to Alpha which Alpha has not yet received.
第4题:
ARL3460/4460直读光谱在进行试样数据处理时应如何操作?
第5题:
ARL直读光谱分析试样组成结构状态有哪些影响?
第6题:
ARL直读光谱使用的隔膜泵在更换泵膜具体操作是如何的?应该注意些什么?
第7题:
ARL3460直读光谱仪搬迁时要注意什么?
第8题:
此题为判断题(对,错)。
第9题:
如何使用ARL3460/4460直读光谱的控制样品?
第10题:
什么是ARL4460直读光谱的CCS技术?