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【多选题】
下列哪个试验可以鉴定白喉棒状杆菌为产毒株A.
膜肿胀试验
B.
肥达试验
C.
外斐试验
D.
Elek 平板试验
E.
胆汁溶菌试验
F.
动物试验
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】战略管理的三个基本环节是 、 和 。
【单选题】下列关于企业财务管理与员工福利计划的说法中，正确的是（）。 ①尽管企业之间存在着很多差异，但是每个企业所进行的财务管理的基本环节大致相同 ②财务管理的基本环节包括财务战略、运营管理和行为管理等三个主要方面 ③员工福利的管理属于财务行为管理的范畴 ④财务管理的目标取决于企业的总目标
A.
①②③
B.
①②④
C.
①③④
D.
①②③④
【单选题】I hope all the precautions against air pollution, ______ are suggested by the local government, will be seriously considered here.
A.
as
B.
while
C.
after
D.
since
【单选题】. New policies, _______ to ensure that compulsory education is truly free, _______by the local government across China since the start of school on September 1.
A.
intending; have been made known
B.
intended; have been made known
C.
intending; are made known
D.
intended; had made known
【简答题】He was given a medal for the brave act by the local _____________. (govern)
【单选题】I hope all the precautions against air pollution, __________ suggested by the local government, will be seriously considered here.
A.
while
B.
since
C.
that
D.
as
【简答题】餐饮企业成本费用一般可包括( )、餐饮成本、管理费用和财务费用四项。
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