PREVENT - 7027 Annonces

Dimanche 23 septembre 2018

Quantité : 1 SET - Prix : $ 4000

- The brief introductions of SH30-2A exploration drilling rig SH30-2A engineering investigation rig is modified and designed on the basis of SH30 drilling rig. The drilling machine can be used for the covering layer of fourth Century, such as soil, clay, sand and gravel, and all...

Mercredi 19 septembre 2018

Salt is essential for life in general, and saltiness is one of the basic human tastes. Animal's tissue contains larger quantities of salt than plant tissues do. Salt is one of the oldest and most ubiquitous food seasonings, and salting is an important method of food preservation....

Mardi 28 août 2018

argan cosmetique est très riche en vitamine E, orte propriété antioxydante et lui permet de lutter contre le vieillissement cutané. riche en insaponifiables, des éléments connus pour leur pouvoir restructurant. La teneur de l'huile d'argan en acides gras oméga6 et oméga9 ainsi qu'en...

Mardi 28 août 2018

Quantité : at least 4 - Prix : USD 10-470

Wire rope isolators are also called wire vibration isolators, which are comprised of stainless steel stranded cable threaded through aluminum retaining bars that are mounted for effective shock and vibration isolation. With their corrosion resistant, all-metal construction, Xi'an...

Mardi 28 août 2018

Quantité : at least 4 - Prix : USD 10-470

JMZ-T1 anti vibration mount has the static load from 0.45kg to 1.4kg, which has small size than any other kind vibration mounts. For its unique small size, the JMZ-T1 anti-vibration isolators is now widely used in the precision equipments systems, aeronautics and space, aircrafts...

Mardi 28 août 2018

Quantité : at least 4 - Prix : USD 10-470

From the 1970s, the technology of anti-vibration mounts is applied to the project construction of bridge, road, and railroad. Contact deformation, friction, and damping of vibrations occurring in temporary fastenings and permanent joints have the essential influence on dynamical properties...

Samedi 25 août 2018

Quantité : MOQ:25 MT

Galvanized steel coils / sheet Hot dipped galvanized steel is an effective way to prevent the base metal from corrosion,which is mainly used for producing the metal structures and facilities.Galvanized steel is produced by penetrating the base metal after removing the rust on its...

Samedi 25 août 2018

Quantité : MOQ:25 MT

Galvanized steel coils / sheet Hot dipped galvanized steel is an effective way to prevent the base metal from corrosion,which is mainly used for producing the metal structures and facilities.Galvanized steel is produced by penetrating the base metal after removing the rust on its...

Samedi 25 août 2018

Quantité : MOQ:25 MT

Galvanized steel coils / sheet Hot dipped galvanized steel is an effective way to prevent the base metal from corrosion,which is mainly used for producing the metal structures and facilities.Galvanized steel is produced by penetrating the base metal after removing the rust on its...

Samedi 25 août 2018

Quantité : MOQ:25 MT

Galvanized steel coils / sheet Hot dipped galvanized steel is an effective way to prevent the base metal from corrosion,which is mainly used for producing the metal structures and facilities.Galvanized steel is produced by penetrating the base metal after removing the rust on its...

Samedi 25 août 2018

Quantité : MOQ:25 MT

Galvanized steel coils / sheet Hot dipped galvanized steel is an effective way to prevent the base metal from corrosion,which is mainly used for producing the metal structures and facilities.Galvanized steel is produced by penetrating the base metal after removing the rust on its...

Samedi 25 août 2018

Quantité : MOQ:25 MT

Galvanized steel coils / sheet Hot dipped galvanized steel is an effective way to prevent the base metal from corrosion,which is mainly used for producing the metal structures and facilities.Galvanized steel is produced by penetrating the base metal after removing the rust on its...

Samedi 25 août 2018

Quantité : MOQ:25 MT

Galvanized steel coils / sheet Hot dipped galvanized steel is an effective way to prevent the base metal from corrosion,which is mainly used for producing the metal structures and facilities.Galvanized steel is produced by penetrating the base metal after removing the rust on its...

Samedi 25 août 2018

Quantité : MOQ:25 MT

Galvanized steel coils / sheet Hot dipped galvanized steel is an effective way to prevent the base metal from corrosion,which is mainly used for producing the metal structures and facilities.Galvanized steel is produced by penetrating the base metal after removing the rust on its...

Samedi 25 août 2018

Quantité : MOQ:25 MT

Galvanized steel coils / sheet Hot dipped galvanized steel is an effective way to prevent the base metal from corrosion,which is mainly used for producing the metal structures and facilities.Galvanized steel is produced by penetrating the base metal after removing the rust on its...

Samedi 25 août 2018

Quantité : MOQ:25 MT

Galvanized steel coils / sheet Hot dipped galvanized steel is an effective way to prevent the base metal from corrosion,which is mainly used for producing the metal structures and facilities.Galvanized steel is produced by penetrating the base metal after removing the rust on its...

Samedi 25 août 2018

Quantité : MOQ:25 MT

Galvanized steel coils / sheet Hot dipped galvanized steel is an effective way to prevent the base metal from corrosion,which is mainly used for producing the metal structures and facilities.Galvanized steel is produced by penetrating the base metal after removing the rust on its...

Samedi 25 août 2018

Quantité : MOQ:25 MT

Galvanized steel coils / sheet Hot dipped galvanized steel is an effective way to prevent the base metal from corrosion,which is mainly used for producing the metal structures and facilities.Galvanized steel is produced by penetrating the base metal after removing the rust on its...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-116 Personal Sound Amplifier Behind The Ear Hearing Aid - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB/44 Battery size LR754 Total Harmonic ≤5% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-907 ITE Mini Hearing Aid Hearing Amplifier - Max Sound Output 120 ± 5dB Voltage 1.5V Sound Gain ≥35dB/28 Battery size A10 Total Harmonic Wave Distortion ≤5% Battery capacity/Mah 100 Operation Current ≤6mA Operation current/mA 3.5 Frequency...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-900a ITE Hearing Aid Hearing Amplifier - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB/49.4 Battery size A312 Total Harmonic Wave Distortion ≤5% Battery capacity/Mah 160 Operation Current ≤4mA Operation current/mA 1.6 Frequency...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-906 ITE Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.5V Sound Gain ≥35dB Battery size AG3 Total Harmonic Wave Distortion ≤7% Battery capacity/Mah 43 Operation Current ≤6mA Operation current/mA 1.7 Frequency Range 200-4000Hz...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-119 BTE Bluetooth Earphone Appearance Ear Zoom Hearing Aid Hearing Amplifier - Max Sound Output 135 ± 5dB Voltage 1.5V Sound Gain ≥35dB Battery size AG13 Total Harmonic Wave Distortion ≤5% Battery capacity/Mah 160 Operation Current ≤4mA Operation...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-D04 BTE FM Balanced Armature Loudspeaker Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Voltage 1.5V Sound Gain 35±5dB Battery Type LR754 Total Harmonic ≤10% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier - Max Sound Output 130±3dB Sound Gain 40±5dB Total Harmonic Wave Distortion 500HZ<3%<br /> 800HZ<5%<br /> 1600HZ<1%</td> Operation Current/mA...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-180 BTE BTE Ear Hook Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.5V Sound Gain ≥40dB Battery size LR754 Total Harmonic ≤6% Battery capacity/Mah 68 Wave Distortion Operation Current ≤4mA Operation current/mA 2.9 Frequency...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-117 Analog BTE Hearing Aid Hearing Amplifier - Max Sound Output 129dB±3 Voltage 1.5V Sound Gain ≥45dB±5 Battery size LR44H Total Harmonic ≤10% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current Frequency...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-115 Analog BTE Hearing Aid Hearing Amplifier - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB/44 Battery size LR754 Total Harmonic ≤5% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current Frequency...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-113 Analog BTE Hearing Aid Hearing Amplifier - Max Sound Output 123 ± 5dB Voltage 1.5V Sound Gain ≥45dB/45 Battery Type AG13 Total Harmonic ≤5%/2.3 Battery capacity/Mah 160 Wave Distortion Operation ≤4mA Operation current/mA 5 Current/mA...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-908 ITE Mini Digital Hearing Aid Hearing Amplifier - Color Beige/optional colors Frequency range 800-5000Hz Total harmonic wave distortion 500Hz≤0%, 70dB 800Hz≤1%, 70dB 1600Hz≤0.2%, 65dB OSPL90 Max at 1900Hz, 124.4dB HFA/AVG/114.4dB FOG50 Max at 1500Hz/51...