These piston seals provide bi-directional, low friction sealing with increased stability and superior leakage control. The square cut energizer provides low pressure sealing and eliminates backside leakage. This seal also effectively seals between different fluids on each side of the piston seal, making gas/liquid sealing combinations possible.

These piston seals provide bi-directional, low friction sealing with increased stability and superior leakage control. The square cut energizer provides low pressure sealing and eliminates backside leakage. This seal also effectively seals between different fluids on each side of the piston seal, making gas/liquid sealing combinations possible.

These piston seals provide bi-directional, low friction sealing with increased stability and superior leakage control. The square cut energizer provides low pressure sealing and eliminates backside leakage. This seal also effectively seals between different fluids on each side of the piston seal, making gas/liquid sealing combinations possible.

Ensure the dynamic performance and longevity of your hydraulic and pneumatic cylinders with our premium Piston Seals. Specially designed for high-pressure dynamic applications, these seals are essential for maintaining the efficiency and reliability of your piston-driven systems.Key Benefits:Efficient Pressure Containm

为了进行脑梗塞病人的血液稀释治疗效果的研究，SSS评分分为预后评分和长期随访评分。 最初预后评定项目包括意识水平，眼活动和瘫痪的严重性；随访评分项目包括上下肢和手的肌力，定向力，语言，面瘫和步态。

量表的记分及计算方式比较简单，用X±2SD来代表正常范围 (X为原始分数平均数)。 将项目得分相加除以项目数即为Z分。 原量表规定，多动指数≧1.5分作为划界分，不过为了更符合我国儿童的实际情况，在不同年龄、性别的Z分为0.8～1.3，得分大于此分即有ADHD的可能。 每个项目按“无”、“稍有”、“相当多”、“很多”不同程度进行评价。

Conners儿童行为问卷（Conners Parent Symptom Questionnaire, PSQ）是一种广泛用于评估儿童和青少年行为问题的工具，特别是那些可能与注意力缺陷活动过度症（ADHD）有关的问题。

Conners父母用症状问卷（PSQ）是由美国学者Conners于1969年编制的父母用儿童行为评定量表，原有93个条目，在1978年由Goytle、Conners和Ulrieh共同进行修订后，条目减少到48条。

疼痛敏感性量表（psq） 填写说明：这份问卷包含了一系列的问题，你想象一下自己处于这些特定的情形时，自己最真实的感受。 所有答案没有“对”、“错”之分，仅代表您对特定情况的感受。

LENGTH: Traditionally, LOA (length over all) equaled hull length. Today, many builders use LOA to include rail overhangs, bowsprits, etc. and LOD (length on deck) for hull length. That said, LOA may still mean LOD if the builder is being honest and using accepted industry standards developed by groups like the ABYC (American Boat and Yacht Council).

5 天之前 · 1995 PDQ 32 LRC cruising catamaran in Chesapeake Bay. Equipment: Equipment: Hull: Coppercoat bottom job (fair condition) Barrier coat done a couple years ago. NO BLISTERS Keels and rudders with skegs for beaching Twin, reconditioned 3 blade props with new cutlass bearings and Dripless Shaft Seals

Hercules Sealing Products is your top source for Hydraulic Inch Seals and Inch Piston Seal Assemblies, including PSQ Piston Seal Assemblies . These piston seals provide bi-directional, low friction sealing with increased stability and superior leakage control. The square cut energizer provides low pressure sealing and eliminates backside leakage.

2024年9月25日 · The PDQ 32 has proven to be a high-quality boat—bashing through rough seas without a groan—with bulletproof basics. It remains pretty darn quick (PDQ), outpacing much larger boats, and most PDQ 32s today sell for what they cost 15 …

PDQ 32 boats are typically used for overnight-cruising, day-cruising and sailing. These boats were built with a fiberglass catamaran; usually with an inboard and available in Diesel. Got a specific PDQ 32 in mind? There are currently 6 listings available on Boat Trader by both private sellers and professional boat dealers.

The PDQ 32 sailing catamaran is one of the best regarded sailboats in this size and class. Was made with twin inboard diesels or 4 stroke outboards. The LRC inboard version is preferred for offshore cruising.

2023年7月13日 · Twin 18 horse yanmars with 3 blade props push her at 6.5 to 7 knots cruising speed. She is fitted with 2 brand new Mack Sails; full batten Main and roller furling Genoa. Also included is a self tacking jib and spinnaker. She is self sustainable with minimalism in mind including solar and rain catchment.

2000年8月25日 · The PDQ 32. The PDQ 32, designed by Steve Killing, is a small cruising cat and an excellent example of the volumetric diversity in cats. Essentially what you have in a small cruising cat is two tubes or tunnels - the hulls - connected by a big flat box, the main cabin.

This is a 1994 32ft PDQ!! PDQ Yachts in Whitby, Ontario, Canada, launched this Alan Slater-designed PDQ 32 catamaran in 1994 and built 53 of the boats in the following eight years. Practical Sailor reviewed a 1994 32 PDQ and were impressed, they called it "a comfortable cruising cat, fast and full of unique features".

Find PDQ 32 Classic boats for sale near you, including boat prices, photos, and more. Locate PDQ boat dealers and find your boat at Boat Trader!

2001年11月2日 · The PDQ 32 is available in two basic configurations — the Classic version, offered with two retractable 9.9-horsepower four-stroke Yamaha outboard engines cleverly deployed from pods beneath the cockpit lockers, and the LRC (Long Range Cruiser) version, offered with twin 20-horsepower Yanmar inboard diesel sail drives located in shielded ...