Student(S#,Sname,Sage,Ssex) 学生表 Course(C#,Cname,T#) 课程表 SC(S#,C#,score) 成绩表 Teacher(T#,Tname) 教师表 问题： 1、查询“001”课程比“002”课程成绩高的所有学生的学号； select a.S# from (select s#,score from SC where C#='001') a,(select s#,score from SC where C#='002') b where a.scor
一本不错的C#书，希望对您有帮助，本书目录： C# 3.0 Unleashed 1 Table of Contents 6 Introduction 30 Why This Book Is for You 31 Organization and Goals 32 Part 1 Learning C# Basics 36 1 Introducing the .NET Platform 38 What Is .NET? 38 The Common Language Runtime (CLR) 40
Copyright iv Deitel® Books, Cyber Classrooms, Complete Training Courses and Web-Based Training Courses published by Prentice Hall ii Preface xxv Features in Java How to Program, 6/e xxvi Teaching Approach xxix Tour of the Book xxxiii A Tour of the O
PassMark BurnInTest V5.3 Copyright (C) 1999-2008 PassMark Software All Rights Reserved http://www.passmark.com Overview ======== Passmark's BurnInTest is a software tool that allows all the major sub-systems of a computer to be simultaneously tested
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XII
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BOB synchronous linear motor
Type DTL descr ipt
Spindle Drivepdf,Spindle DriveSpindle Drive GP 22 S 022 mm, ball screw
NEW
M2x 4 tef/de
14±C05
dp 0.2 Spindle
06 x 2. stainless steel
150mm
Special length(5 mm steps
max 300 mm
Mass inertia
Nut(standard
hread nut
Material
100CR6 hardened
Axial pla
&l
