【多选题】要保证分离的成功与可靠,整个操作过程要严格达到无菌操作要求,无菌操作规范主要包括( )
A.
培养皿、接种工具、移液工具等接触样品的材料都要是无菌的
B.
样品、无菌材料等暴露在环境中的时候,必须要在无菌环境操作
C.
试管、锥形瓶等无菌用具在无菌区外受污染,必需在火上烧后才能再使用
D.
接种工具、涂抹棒等灭菌后,需放在实验室台面上冷却后才能使用,不然就会烫死微生物
【单选题】假定甲企业的信用等级高于乙企业,则下列表述正确的是()。
【判断题】非稳态导热问题的求解,实质上可归结为在规定的初始条件及边界条件下求解导热微分方程式。
【多选题】Which of the following sentences have correct subject-verb agreements?
A.
Across the bay, fleets of old fishing boats was seen on the horizon.
B.
Psychologists who came up with the idea of multitasking have lately been saying they were wrong.
C.
Whenever you have time, the architect and his assistant would like to talk to you about the remodel.
D.
Despite all the fuss about formal wedding dinners, I'm serving barbecue at mine.
【判断题】集成运算放大器工作在非线性区时,输入端的电流近似为零。
【简答题】正吃时,只听得外面必必剥剥地爆响。林冲跳起身来,就壁缝里看时,只见草料场里火起,刮刮杂杂烧着。 当时 林冲便拿 了花 枪,却待开门来救火,只听得 外 面有人说将话来。林冲就伏 门边 听时,是三个人脚步响, 直 奔庙里来 ; 用手推门,却被 石头 靠住了, 再 也推不开。三人在庙檐下立地看火。数内一个道: “这条计好么?” 一个应道: “端的亏管营、差拨两位用心 ! 回到京师,禀过太尉,都保你二位做...
【多选题】下列各项中,关于企业固定资产的会计处理表述正确的有( )。
A.
因自然灾害导致固定资产报废净损失计入管理费用
C.
专设销售机构的固定资产发生的不应资本化的后续支出计入销售费用
【多选题】What does the investment costs include?
A.
The neglect of other competent performers who will not have the chance to do a job well
B.
Negative message to coworkers that it is acceptable not to perform up to required standards.