下列关于质控物的使用与保存说法哪项是错误的()。 A.严格按质控物说明书规定的步骤进

题型:单项选择题 A1/A2型题

问题:

下列关于质控物的使用与保存说法哪项是错误的()。

A.严格按质控物说明书规定的步骤进行操作

B.冻干质控物的复溶要确保所用溶剂的质量

C.冻干质控物复溶时所加溶剂的量要准确,尽量保证每次加入量的一致性

D.冻干质控物复溶时应轻轻摇匀,使内容物完全溶解,切忌剧烈振摇

E.质控物应该在特定条件下进行测定

考点:输血技术(医学高级)输血技术(医学高级)题库
题型:单项选择题 A1/A2型题

太阳的主要成分是氢,而氢原子的半径大约只有0.00000000005米,这个数用科学记数法表示为        

题型:单项选择题 A1/A2型题


The ABC Bank
Irrevocable documentary credit
Number: LC123—258866
Date: August 24, 1999
Date and place of expiry: October 30, 1999 China
Advising bank: Bank of China
Beneficiary: China XYZ import and export corp.
Applicant: UVW corporation.
Amount: USD52, 500(Say U. S Dollars fifty two thousand five hundred only)
We hereby issue irrevocable documentary credit which is available with:
Any bank
By negotiation of beneficiary’s drafts at sight
For full invoice value
Drawn on the ABC bank
Partial shipments: Not allowed
Transshipment: Not allowed
Shipment from: Shanghai
To: Tokyo Japan
At the latest: October 15, 1999
Following documents required:
+Signed commercial invoice in three copies
+Full set of clean on board ocean bill of lading
+Weight certificate in two copies
Covering: 100 metric tons(5PCT MOL)of XY chemical in drums at USD 500 per M/T.
Special instructions: Insurance to be effected by buyer.
Instructions to advising bank: Please advise this credit to the beneficiary
We hereby undertake that drawers, endorsers in compliance with the terms of this credit will be duly honored upon presentation to the drawee bank.
Authorized signature
根据上述信用证,回答下列问题

海运提单的种类

题型:单项选择题 A1/A2型题

从震中到震源的距离叫做震源深度,震源深度在100公里以内为浅源地震。()

题型:单项选择题 A1/A2型题

もう いしゅうかんも あめ(   )ふられて、およぎに いけません。

A.が

B.で

C.に

D.から

题型:单项选择题 A1/A2型题

能够导致绿化树种出现幼叶失绿,并能通过叶面追肥快速纠正的矿质营养元素是()

A.氮素

B.镁元素

C.铁元素

D.硫元素

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