试依据核电荷数为1～18的元素的原子结构示意图，回答下列问题：
（1）如图中硫元素的核电荷数Z=______；氯元素的最外层电子数Y=______（填数值），则与氯元素化学性质相似的元素是______．
（2）某元素的离子结构示意图是
，则该离子带______电，该元素原子的核外共有______个电子．
（3）如图的排列具有一定的规律，如：同一行中，从左到右元素的核电荷数依次增加．你还能找到哪些规律？写出一个：______．
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APP具体操作流程为：
麻仁胶囊的功能是（）
A.润肠通便
B.泻火通便
C.理气通便
D.健脾益气，润肠通便
E.宽中理气，泻下通便
影响毒物对机体毒作用的因素中，不正确的是（）。
A.毒物的化学结构
B.毒物的接触时间
C.毒物的联合作用
D.毒物的吸收途径
E.个体的易感性
某企业自行研究开发一项技术，经申请获得专利权。企业在研发过程中共发生材料费20万元，支付科研人员工资10万元，在依法申请获得该项专利时，支付律师费1万元，注册费2万元，则该项专利权的入账价值为( )万元。
A．33
B．23
C．13
D．3
Like many other aspects of the computer age, Yahoo began as an idea, (1) into a hobby and lately has (2) into a full-time passion. The two developers of Yahoo, David Filo and Jerry Yang, Ph. D candidates (3) Electrical Engineering at Stanford University, started their guide in April 1994 as a way to keep (4) of their personal interest on the Internet. Before long they (5) that their homebrewed lists were becoming too long and (6) . Gradually they began to spend more and more time on Yahoo.
During 1994, they (7) yahoo into a customized database designed to (8) the needs of the thousands of users (9) began to use the service through the closely (10) Internet community. They developed customized software to help them (11) locate, identify and edit material (12) on the Internet. The name Yahoo is (13) to stand for "Yet Another Hierarchical Officious Orale", but Filo and Yang insist they selected the (14) because they considered themselves yahoos. Yahoo itself first (15) on Yang’s workstation, "akebono", while the search engine was (16) on Filo’s computer, "Konishiki".
In early 1995 Marc Andersen, co-founder of Netscape Communication in Mountain View, California, invited Filo and Yang to move their files (17) to larger computers (18) at Netscape. As a result Stanford’s computer network returned to (19) , and both parties benefited. Today, Yahoo (20) organized information on tens of thousands of computers linked to the web.
10（）
A.relative
B.interactive
C.bound
D.contacted
一个圆周角360°相当于2兀弧度，180°相当于兀弧度。