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Vickers Valve

Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

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+86 13525609655

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rsdzd@pyzyrsd.com

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Road West, North Branch, Jingkai Road, Puyang City

Vickers Valve
Python Design Patterns - Builder - Tutorialspoint
Python Design Patterns - Builder - Tutorialspoint

Builder Pattern, is a unique ,design, pattern which helps in building complex object using simple objects and uses an algorithmic approach. This ,design, pattern comes under the category of creational pattern. In this ,design, pattern, a builder class builds the final object in step-by-step procedure. This builder is independent of other objects.

Example of `builder' design pattern in Python · GitHub
Example of `builder' design pattern in Python · GitHub

def specification, (self): print "body: %s" % self. __body. shape: print "engine horsepower: %d" % self. __engine. horsepower: print "tire size: %d \' " % self. __wheels [0]. size: class Builder: """ Creates various parts of a vehicle. This class is responsible for constructing all: the parts for a vehicle. """ ,def, getWheel (self): pass: ,def, getEngine (self): pass: ,def, getBody (self): pass

Chapter 5 IoT Design methodologies - SlideShare
Chapter 5 IoT Design methodologies - SlideShare

21/11/2018, · Step 1: Purpose & Requirements ,Specification, • The first step in IoT system ,design, methodology is to define the purpose and requirements of the system. In this step, the system purpose, behavior and requirements (such as data collection requirements, data analysis requirements, system management requirements, data privacy and security requirements, user interface requirements, ...) …

Concept design - SlideShare
Concept design - SlideShare

7/3/2015, · ,DESIGN, PROCESS DURING ,CONCEPT DESIGN, PHASE Generate Alternatives Clarify Functions Analyze Iteration Will not violate laws of nature Likely to satisfy “must” customer requirements Likely to satisfy company requirements Archives, People Internet, Creative methods Engineering ,Design Specification, 1st order calculations Proof of concept tests Bench test, Pilot plant Feasible ?

LEF/DEF 5.8 Language Reference -- 4
LEF/DEF 5.8 Language Reference -- 4

A ,Design, Exchange Format (,DEF,) file contains the ,design,-specific information of a circuit and is a representation of the ,design, at any point during the layout process. The ,DEF, file is an ASCII representation using the syntax conventions described in "Typographic and Syntax Conventions".

Requirements Specification - MIT OpenCourseWare
Requirements Specification - MIT OpenCourseWare

Design Specification,: An abstract description of the software that serves as a basis for (or describes) detailed ,design, and implementation Describes how the requirements will be achieved. Primary readers will be software designers and implementers rather than users or management. Goals and constraints specified in requirements document

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Road West, North Branch, Jingkai Road, Puyang City