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外文名. ring and ball softening point. 含 义. 钢球贯穿试样接触金属板时的温度. 环球法软化点ring and ball softening point测定热塑性树脂软化点的试验法二试样在内径15. 9mm，
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大量翻译例句关于"ring and ball" – 英中词典以及8百万条中文译文例句搜索。
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The HRB 754 Ring amp; Ball Tester automatically determines the softening point of bitumen, tar, pitch, tall oil rosins, and polymeric resins via standard ring and ball test
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2012年8月23日 The ring and ball method which briefly consists of determin- ing the temperature at which a disk of the material held in a ring and loaded with ball will flow
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2023年12月2日 Ball and ring experiment. This experiment is a volume expansion demonstration that shows that a ball is able to pass through a ring in a cold temperature
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(1) Ring and Ball method (RB) — ASTM D 3461-76, DIN ISO 4625. This method is the most frequently used to determine the softening point of resins. Fig. 20 shows the
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The two standard analytical methods for softening point determination used across a range of samples from bitumen to greases, waxes and resins, are the ring-and-ball (ASTM
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2022年8月8日 環球法軟化點，是指 鋼球 貫穿試樣接觸金屬板時的温度。. 中文名. 環球法軟化點. 外文名. ring and ball softening point. 含 義. 鋼球貫穿試樣接觸金屬板時的温度. 環
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2020年5月11日 Scope. 1.1 This test method covers the determination of the softening point of bitumen in the range from 30 to 157 °C [86 to 315 °F] using the ring-and-ball
خبير الاتصال2021年2月17日 The ring-and-ball softening point is defined as the temperature at which a disk of the sample held within a horizontal ring is forced downward a distance of 1 in.
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2022年8月8日 環球法軟化點. 外文名. ring and ball softening point. 含 義. 鋼球貫穿試樣接觸金屬板時的温度. 環球法軟化點ring and ball softening point測定熱塑性樹脂軟化點的試驗法二試樣在內徑15. 9mm，厚2.38mm,深5. 35m。. 的金屬環中成型.將此環放在流體加熱浴中的金屬板上，再將直徑9 ...
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The softening point is defined as the temperature at which the resin flows under a given load on heating. Several standard methods have been proposed to determine the softening point of resins. (1) Ring and Ball method (RB) — ASTM D 3461-76, DIN ISO 4625. This method is the most frequently used to determine the softening point of resins.
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2023年6月12日 Here, our top picks for the best ball-stimulating sex toys. The Best Basic Cock Ring: CalExotics Island Rings, $8. The Best Ball-Stretcher: Oxballs Cocksling 2.0, $19. The Best Cock Tie: Doc ...
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2022年1月27日 Lovehoney. 3. Place the ring on a flaccid or semi-erect penis. If you and your partner are experimenting with using a cock ring on a dildo, this is a non-issue. Otherwise, don’t try to pop a ...
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2 天之前 The ring and ball apparatus consist of following: Steel balls – two numbers each of 9.5 mm dia. And weighting 3.5 ± 0.05 g. Brass rings – two numbers of the ring each having depth of 6.4 mm. The inside diameter at the bottom is 15.9 mm and the top is 17.5 mm. Ball guides – to guide the movement of steel balls keeping it in the center.
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2021年9月7日 The water level must be at least 50 mm higher than the ball’s top surface. Put the beaker on the heater and adjust the stirrer and thermometer. Allow the beaker to be heated at a uniform rate of 5 ± 0.5 °C/min. Continue heating until the bitumen becomes soft and the ball starts to move down because of its weight.
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2018年3月12日 Next, thrust, grind, and rock as usual, and enjoy the power of the ring. When constricted by a cock ring, a penis should look a little bigger than usual once it's erect. If the swelling is intense ...
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2023年12月2日 Method and observations: Hold the ball over the flame for a few seconds, rotating it, and then pass the ball through the ring. Place the ball over the flame again for a few seconds, rotating it. You will see than now the ball can’t go through the ring. Place the ball inside the beaker with water and now try to pass the ball through the ring.
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The Automatic Ring and Ball Tester allows fully automatic performance of softening point determination of binders conforming to most common international Standards. Two binder specimens, cast in shouldered brass rings, are heated at a controlled temperature rate in a water or glycerol bath while each supports a steel ball. The softening point ...
خبير الاتصال2 天之前 The rings are tapered from inside- the outside diameter of the ring is constant while the inner diameter decreases from top to bottom. The rings have three pins that act as a centering guide and they form an imaginary
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2020年5月11日 1.1 This test method covers the determination of the softening point of bitumen in the range from 30 to 157 °C [86 to 315 °F] using the ring-and-ball apparatus immersed in distilled water [30 to 80 °C] or USP glycerin (above 80 to 157 °C). 1.2 The values stated in either SI units or inch-pound units are to be regarded separately as
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2023年4月17日 As the fundamental supporting structure in rotating machinery, the dynamic behaviors of angular contact ball bearings directly affect the operational performances of high-speed machine tools and aero-engine. In this work, a novel dynamic model considers flexible ring and cage motion whirl so that the deformations of flexible rings can change
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LP-16 Softening Point Ring and Ball Apparatus determine the softening point of asphalt, coal tar pitch and other viscoelastic bitumens in the range of 30°–157°C (86°–315°F). The unit simultaneously tests two samples for optimal compliance with standard test procedures. Steel balls are placed on top of bitumen specimen disks in test rings in a bath.
خبير الاتصال2016年9月29日 5.3 Balls—Two steel balls, 9.5 mm (3⁄8 in.) in diameter, each having a mass of 3.50 6 0.05 g. 5.4 Ball-Centering Guides—Two brass guides for centering the steel balls, one for each ring, conforming to the general shape and dimensions shown in Fig. 1 (b). 5.5 Bath—A glass vessel, capable of being heated, not less
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2023年8月23日 The company says that this ED ring provides optimal levels of tension and stimulation. It is available in four sizes, and the company offers free resizes to help people find the right fit. However ...
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2017年4月25日 The kit includes two screwdriver-like handles. On the end of one is a metal ball. On the end of the other is a ring through which the ball just barely fits. This apparatus is available in science shops as well as online. Insert the ball through the ring. Move it back and forth to show that the ball easily moves in and out of the hole.
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The apparatus consists of a heater, cooling system, electric lifting system, and magnetic stirrer with speed control, temperature probe, glass beaker, ring and ball support, brass ring with steel ball and ball centering guides (2 pcs. each), light barrier system, microprocessor system and large graphic display with touch screen, RS 232 C port ...
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2016年1月6日 bola ?ring and ball @. Standar ini merupakan reAisi dari SN$ 0-2)()-1==1 Metode pengujiantitik lembek aspal dan ter . Standar ini mengacui 9S+" D (-= Standard test method for softening point of bitumen (ring and ball apparatur).
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حقوق حقوق التأليف والنشر: رقم التدوين Development Buide 10200540 -22. خط الخدمة: 0371-86549132. E-mail：[email protected] العنوان: الرقم البريدي رقم 169 Second Avenue Avenue New Avenue: Chengzhou الصين: إحصاءات الموقع الشبكي 450001.
