【单选题】东方公司于 2012年1月1日发行5年期、一次还本、分期付息的公司债券,每年12月31日支付利息。该公司的债券票面利率为5%,面值总额为300000万元,发行价格总额为313347万元;支付发行费用120万元,发行期间冻结资金利息为150万元。假定该公司每年年末采用实际利率法摊销债券溢折价,实际利率为4%。2012年年初该应付债券的期初摊余成本为 () 万元。
【简答题】在等差数列 中,已知 , 求首项 与公差 .
【单选题】一段时间长度为半分钟,颜色位数为24位,图像尺寸为320×240像素,25帧/秒的非压缩彩色视频的数据量为______ 。
【单选题】通过增设( ),可使接地干扰大幅地衰减。此时,隔离变压器的二次侧请采用非接地方式
【单选题】一段时间长度为半分钟,图像尺寸为320×240像素,颜色为24位色,25帧/秒的非压缩彩色视频的数据量为______ 。
【多选题】关于搜索引擎营销,下列说法正确的是
A.
搜索结果页面的信息发挥着“引导型信息源”的作用
C.
搜索结果页面的信息对用户的选择发挥着重要的影响
D.
只有当用户通过搜索引擎获取信息时,搜索引擎营销才具备得以实现的基础
【判断题】复式记账法是指所发生的每项经济业务事项,都是以会计凭证为依据,一方面记入有关总分类账户,另一方面记入总账所属明细分类账户的方法
【单选题】Definition of Kinesin ( )
A.
It is a major site in which t he γ-tubulin s combine with several other associated proteins to act as a scaffold for α - β tubulin dimers during the nucleation process .
B.
It is a cytoskeletal component composed of a family of related proteins sharing common structural and sequence features , which are cytoplasmic and nuclear localization .
C.
It is composed of a double-helical polymer of the protein actin, and play s a key role in virtually all types of contractility and motility within cells.
D.
It comprise s a superfamily of ATP -dependent motor proteins which are responsible for actin -based motility.
E.
It is composed of three distinct types of fibrous structures: microtubules, intermediate filaments, and microfilaments, which participate in a number of cellular activities.
F.
It is a protein belonging to a class of motor proteins found in eukaryotic cells . Most of them walk towards the positive /minus end of a microtubule .
G.
It is a family of cytoskeletal motor proteins that move toward the microtubules' plus end .