Then on the performances of drag reduction suspension were studied,including the mechanical degradation of drag reduction suspension in the preparation process,an asymptotic regime of maximum possible drag reduction and the anti-shear of drag reducing polymer.
评述了减阻聚合物悬浮液的性能:制备过程中的机械降解,减阻悬浮液的最大可能减阻渐近值和减阻聚合物的抗剪切性。
This paper reviewed the late achievement on the reserch of the degradation of polyacrylamide,including mechanical degradation,thermal d.
本文对有关聚丙烯酰胺降解的研究成果进行了综述,从机械降解、热降解、生物降解和化学降解等方面进行阐述。
The VII T613B is prepared from the suitable ethylene propylene copolymer by thermo-oxidative degradation under powerful shear and possesses excellent shear stability,thermal stability and thickening effect.
以优选的乙丙共聚物为原料,采用机械热氧降解工艺制备的粘度指数改进剂T613B具有优良的剪切稳定性、良好的稠化能力。
Design on Hydraulic Lifting and Descending Mechanical System for Large-scale and Heavyburden Fire Test Facility;
大型重载消防试验吊顶液压升降机械系统设计
hydromechanical hoist
液压-机械式升降机
A Study on Vertical Lifting Mechanical Parking System;
垂直升降式机械立体停车系统的研究
Study on BSI-FHMM Recognition Method in Speedup & Speeddown Process of a Rotating Machinery
旋转机械升降速过程BSI-FHMM识别方法的研究
Three-dimensional Mechanical Garage can Play the most Effective Part in Stopping the Effectiveness of the Urban Traffic
机械式三层升降横移式立体车库的设计
A hard landing for a U. S. army helicopter in Iraq, injuring both crew members. The military says it appears the chopper had a mechanical problem.
一架美军直升机在伊拉克迫降，机上人员都受伤。军方称可能是直升机的机械问题。
Control System of Lift-Sliding Mechanical Parking System Based on CAN Bus Communication
基于CAN总线技术的升降横移式机械停车设备控制系统
Quality Control of the Installation of Mechanical Parking Equipment
机械式升降停车设备安装相关技术质量控制探讨
A Reasonable Design for Pallet of Lift-sliding Mechanical Parking System
升降横移类机械式停车设备载车架的合理化设计
proximity protection device
防夹装置〔升降机〕
audible and visual signal [lift]
视听信号〔升降机〕
Concret was raised by a hoist.
混凝土由升降机提升。
heddle lifter for textile machines
综丝提升机,纺织机械用
A: A total of four elevators for passengers and another two for loading goods.
共四部客用升降机和两部载货升降机.
lift for passengers or goods (excl. continuous-action lifts)
人员或货物升降机（连续式升降机除外）
hydraulic elevator
液压电梯;液压升降机;水力提升机;水压升降机
Mining machinery vocabulary--Winding equipment
GB/T7679.3-1987矿山机械术语提升机械设备
elevating grader
起土平路机;平土升送机;升降平路机;升降式平路机;升运平路机