The insulated tube section comprises an inner tube(1) and an outer tube(9), the annular space(10) between the tubes being filled with plastic foam(11) and sealed at both ends by resilient sealing elements(8,12) in contact with both tubes. At the point of the first annular sealing ...
a plastic tube(管子) in his mouth to allow him to breathe under the water. After he turned on the machine, the table slowly moved backwards until his head was fitted into the tank. And after he opened a valve(阀门), water began to fill in the tank while a small board at the bottom...
Rigid plastic tube, in particular intended to serve as a sheath for the passage of cables or conduits. The tube, with an external diameter greater than 30 mm, has a composite structure (5, 6, 7) provided so that the tube can be wound up without too much effort, and so that the cros...
placed in a suitabletubeorplasticbag. ippc.int ippc.int 对于样品的处理,将 0.2-0.5 克左右的新鲜植物材料切成小块并放入大小合适的试管或塑料袋中。 ippc.int ippc.int The test rig consists of a plunger with a split groove into which an elastomer O-Ring is fitted and ...
PURPOSE:To prepare a plastic tube suitable for piping, by supplying clogging materials intermittently to the holes in the wall of the plastic tube from through-holes of pins concentrically disposed in a ring resin path of a die. CONSTITUTION:An outer die 2 is fixed to a core die 1 by a ...
1.PPR pipe have a long life time over 50 years even in the cold and high temperature and stress pressure sitiation. 2.PPR pipe provides easy installation as compared to all other piping systems. 3.PPR pipe is non-corrosive, non-calcifiable and has non-contracting d...
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Insights into the Formation Process and Environmental Fingerprints of Iron–Manganese Nodules in Subtropical Soils of China In this work, we collected different size Fe-Mn nodules from a Plinthudult in the subtropical region of China and studied their internal structure and the ... XL Yu,YN Fu...
Insights into the Formation Process and Environmental Fingerprints of Iron–Manganese Nodules in Subtropical Soils of China In this work, we collected different size Fe-Mn nodules from a Plinthudult in the subtropical region of China and studied their internal structure and the ... XL Yu,YN Fu...
In a preferred process, a liq. adhesive (9) e.g. acrylic or cyanoacrylate is coated onto the solvent treated surfaces before mutual contact. USE/ADVANTAGE - The process is used to bond the end of a tube, pref. a medical catheter to an adaptor or extension. Plastic components mfd. in ...