Bargain Reviews

Bargains from Australian Business directory

9241 - 9250 [ 38600]

The more layers of the mask, the better the antiviral effect? If it is not worn correctly, it will r

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Original title: The more layers of masks you wear, the better the antiviral effect? If it is not worn correctly, it will reduce the effect. In the face of the virus, everyone will take corresponding measures. Whether it is influenza, infectious diseases, or various viruses and microorganisms in summer, wearing masks is the best protection in places with poor environment, such as haze days, wher...
Teyirryo 438 days ago
calendar Until 06/04/2023 00:00:00 expired

Chuanneng Power Co., Ltd.: The main road works of the mine road of Lijiagou Mining and Dressing Proj

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Original title: Chuanneng Power: The main road works of the mine road of Lijiagou Mining and Dressing Project have been fully completed. According to the record of investor relations activities disclosed by Chuanneng Power on July 15, by the end of April 2022, the main road project of Lijiagou Mining and Dressing Project had been completed in an all-round way, with double-bridge vehicle traffic...
riaham 438 days ago
calendar Until 06/04/2023 00:00:00 expired

Drilling (I) _ Use

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Original Title: Drilling Processing (I) 1. Drilling type and its application The drilling processing method for steel structure engineering mainly uses drill bit processing, shearing processing and gas cutting processing, and its application range is divided by the hole diameter and the plate thickness of the part, which is roughly as shown in Figure 1. In addition, although the drilling using ...
riaham 438 days ago
calendar Until 06/04/2023 00:00:00 expired

New Progress in Key Technology of Underground Metal Mining _ Rock Drilling _ Blasting _ Transportati

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Original Title: New Progress in Key Technologies for Underground Metal Mining Underground metal mine mining is a systematic project, including development, development and mining (as shown in Figure 1, underground mine mining model), each link requires blasting. Therefore, how to blast safely and efficiently is a subject for every miner to study. Fig. 2 Underground mining mode At present, metal...
riaham 438 days ago
calendar Until 06/04/2023 00:00:00 expired

Estimation of output and unit cost of down-the-hole drill!

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Original title: Estimation of output and unit cost of down-the-hole drill! Hengwang Group 1. Main factors for selection of down-the-hole drill -Production capacity ─ Total unit cost Total cost = total machine price + operating cost Cost per hour = cost of ownership per hour (depreciation + interest) + operating cost per hour Cost of ownership per hour + cost of operation per hour Total cost...
riaham 438 days ago
calendar Until 06/04/2023 00:00:00 expired

Difference between Short-path Distillation and Molecular Distillation-Shanghai DEA

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Original Title: Difference between Short-path Distillation and Molecular Distillation-Shanghai DEA Short-path distillation, "short path" refers to a shorter distance, in a broad sense, the evaporator adopts the design scheme that the distance from the evaporation surface to the condensation surface is less than 300 MM, which can be called a short-path distiller. In terms of design structure, it...
riaham 438 days ago
calendar Until 06/04/2023 00:00:00 expired

See enough at a time: 22 kinds of evaporation, crystallization equipment structure and working princ

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Original title: See enough at a time: 22 kinds of evaporation, crystallization equipment structure and working principle diagram! Source: Chemical 707 Forum 1 Central-circulation tubular evaporator The heating chamber of the central circulation tube evaporator is composed of a vertical heating tube bundle (boiling tube bundle). In the center of the tube bundle, there is a tube with a larger dia...
riaham 438 days ago
calendar Until 07/04/2023 00:00:00 expired

Difference between Short-path Distillation and Molecular Distillation-Shanghai DEA

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Original Title: Difference between Short-path Distillation and Molecular Distillation-Shanghai DEA Short-path distillation, "short path" refers to a shorter distance, in a broad sense, the evaporator adopts the design scheme that the distance from the evaporation surface to the condensation surface is less than 300 MM, which can be called a short-path distiller. In terms of design structure, it...
riaham 438 days ago
calendar Until 06/04/2023 00:00:00 expired

What are the similarities and differences between short-path molecular distillers and thin-film evap

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Original title: What are the similarities and differences between short-range molecular distillers and thin-film evaporators? Naai AY-F60a molecular distillation instrument is a special liquid-liquid separation technology,rotary vacuum evaporator,riaham 438 days ago
calendar Until 06/04/2023 00:00:00 expired

Failure analysis site direct hit — — Nitinol wire fracture cause analysis _ stress

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Original Title: Failure Analysis Site Direct Attack — — Analysis of Fracture Causes of Nickel-Titanium Wire With the development of modern medicine, nickel-titanium alloy has been widely used in human body minimally invasive implant medical devices in the medical field because of its excellent biocompatibility, radiopacity, non-impact of nuclear magnetic resonance, mechanical properties, co...
Robinson 438 days ago
calendar Until 06/04/2023 00:00:00 expired
9241 - 9250 [ 38600]