奢华手表(特级表): 这些手表品牌含金量极高,产量有限,价位多为十万元以上。超级奢华手表系列。 百达翡丽Patek Philippe 爱彼Audemars Piguet 江诗丹顿Vacheron Constantin 朗A.LANGESOHNE 宝玑Breguet 豪爵ROGER DUBIUS 帕玛强PARMIGIANI 宝珀Blancpain
奢华手表(特级表):
这些手表品牌含金量极高,产量有限,价位多为十万元以上。超级奢华手表系列。
百达翡丽Patek Philippe 爱彼Audemars Piguet
江诗丹顿Vacheron Constantin 朗格A.LANGE&SOHNE
宝玑Breguet 豪爵ROGER DUBIUS 帕玛强尼PARMIGIANI
宝珀Blancpain(复杂款,普通款为一类一)
雅典Ulysse Nardin(复杂款,普通款为一类一)
弗兰克.穆勒FRANCK MULLER(复杂款,普通款为一类一)
格拉苏蒂Glashütte Original(GUB39自动机芯及女表为一类一)
芝柏GIRARD-PERREGAUX(复杂款,普通款为一类一)
一类一等手表:
劳力士Rolex 万国IWC International Watch Co. 积家Jaeger-LeCoultre
卡地亚Cartier 萧邦Chopard 伯爵PIAGET
一类二等手表:
真利时Zenith KELEK(好象已经停产) 昆仑Corum
丹尼尔.罗斯 DANIEL ROTH 尊达GERALD GENTA 联合UNION
瑞宝CHRONO 沛那海PANERAI 欧米茄OMEGA
杜彼萧登DUBEY&SCHALDENBRAND 玉宝EBEL
二类一等手表:
ETA中坚力量,多偏于ETA高级芯,有一定改造与打磨工艺或设计着重突出,占据中档偏高级领域。
百年灵BREITLING 帝舵TUDOR(借劳力士的光) 豪雅TAG HEUER
柏高PAUL PICOTMARTIN BRAUN 名仕BAUME&MERCIER
艾美Maurice Lacroix 保时捷PORSCHE DESIGN(绮年华代工,设计取胜)
IKEPOD(设计师表,多数天文台级) 萧伯斯坦ALAIN SILBERSTEIN
艾伯赫EBERHARD(机芯改造功能强,CHRONO4令人惊艳)
凡尔根VULCAIN(自家闹铃芯)宝格丽BVLGARI 恒宝HUBLOT
VENTURA(设计师表,多数天文台级)
二类二等手表:
用ETA中低级芯的中坚力量,改动不大,打磨一般,工具性强,价位五千至一万五左右,适合中国百姓阶层消费。
雷达RADO 摩凡陀MOVADO 绮年华ETERNA(品质与保时捷有差别)
尚美XEMEX 梭曼REVUE THOMMEN 伯特莱PERRLET
艾登SCHWARZ ETIENNE 浪琴LONGINES 富利斯FORTIS
美耐华MINERA 雅克JACQUES ETOILE DANIEL JEAN-RICHARD
帝玛TUTIMA 辛恩SINN NIVREL(少数还用LEMANIA8810的品牌) MUEHLE NOMOS
瑞纳RAINER BRAND 显赫HANHART 司多娃STOWA(JOERG SCHAUER) SOTHIS 宝星TEMPTION
三类手表:
用ETA基础芯的平价货,但质量有保证,正宗厂家品牌,价位多数万元以下,为玩表人的基本款式。
豪利时ORIS 天梭Iissot 汉米尔顿HAMILTON
米陀MIDO 芝诺ZENO MARCELLO C DAVOSA
还有德国的一些搭载ETA(包括7750,UNITAS)的小品牌,如LIMES,KAUFMANN,LACO等等。
四类手表:
这些是仍在世的被亚洲买下的欧美老品牌和一些只针对亚洲市场的低档品牌,用ETA廉价芯或日本芯;瑞士石英表也应属四类。
梅花Titoni 英纳格ENICAR 罗马ROAMER 西马Cyma
依波路BOREL 百浪多Pronto 艾其华OGIVAL 时度DOXA
山度士SANDOZ 尼维达NIVADA 奥尔马Olma 宝路华BULOVA
斯沃奇SWATCH 雪铁纳CERTINA 德国宝星JUNHANS原子表
俄罗斯飞行计时码表(仿瑞士7734芯)
五类精工手表:
精工SEIKO 西铁城Citizen 东方(双狮)ORIENT
卡西欧CASIO 俄罗斯飞行闹铃表和罗斯托克(过去的军表)

InnoDBBufferPool reduces disk I/O by caching data and indexing pages, improving database performance. Its working principle includes: 1. Data reading: Read data from BufferPool; 2. Data writing: After modifying the data, write to BufferPool and refresh it to disk regularly; 3. Cache management: Use the LRU algorithm to manage cache pages; 4. Reading mechanism: Load adjacent data pages in advance. By sizing the BufferPool and using multiple instances, database performance can be optimized.

Compared with other programming languages, MySQL is mainly used to store and manage data, while other languages such as Python, Java, and C are used for logical processing and application development. MySQL is known for its high performance, scalability and cross-platform support, suitable for data management needs, while other languages have advantages in their respective fields such as data analytics, enterprise applications, and system programming.

MySQL is worth learning because it is a powerful open source database management system suitable for data storage, management and analysis. 1) MySQL is a relational database that uses SQL to operate data and is suitable for structured data management. 2) The SQL language is the key to interacting with MySQL and supports CRUD operations. 3) The working principle of MySQL includes client/server architecture, storage engine and query optimizer. 4) Basic usage includes creating databases and tables, and advanced usage involves joining tables using JOIN. 5) Common errors include syntax errors and permission issues, and debugging skills include checking syntax and using EXPLAIN commands. 6) Performance optimization involves the use of indexes, optimization of SQL statements and regular maintenance of databases.

MySQL is suitable for beginners to learn database skills. 1. Install MySQL server and client tools. 2. Understand basic SQL queries, such as SELECT. 3. Master data operations: create tables, insert, update, and delete data. 4. Learn advanced skills: subquery and window functions. 5. Debugging and optimization: Check syntax, use indexes, avoid SELECT*, and use LIMIT.

MySQL efficiently manages structured data through table structure and SQL query, and implements inter-table relationships through foreign keys. 1. Define the data format and type when creating a table. 2. Use foreign keys to establish relationships between tables. 3. Improve performance through indexing and query optimization. 4. Regularly backup and monitor databases to ensure data security and performance optimization.

MySQL is an open source relational database management system that is widely used in Web development. Its key features include: 1. Supports multiple storage engines, such as InnoDB and MyISAM, suitable for different scenarios; 2. Provides master-slave replication functions to facilitate load balancing and data backup; 3. Improve query efficiency through query optimization and index use.

SQL is used to interact with MySQL database to realize data addition, deletion, modification, inspection and database design. 1) SQL performs data operations through SELECT, INSERT, UPDATE, DELETE statements; 2) Use CREATE, ALTER, DROP statements for database design and management; 3) Complex queries and data analysis are implemented through SQL to improve business decision-making efficiency.

The basic operations of MySQL include creating databases, tables, and using SQL to perform CRUD operations on data. 1. Create a database: CREATEDATABASEmy_first_db; 2. Create a table: CREATETABLEbooks(idINTAUTO_INCREMENTPRIMARYKEY, titleVARCHAR(100)NOTNULL, authorVARCHAR(100)NOTNULL, published_yearINT); 3. Insert data: INSERTINTObooks(title, author, published_year)VA


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