Sensitive galvanometer middle school physics and electricity experiment teaching instrument pointer sensitive ammeter voltmeter
0.0
22 sold.
35,266 so'm
Middle school teachers teaching and students physical electrical experiment instrument equipment pointer DC ammeter J0409
0.0
0 sold.
56,425 so'm
Sensitive Ammeter ±300 Mah Sensitive Ammeter J0409 Middle School Physics Experimental Equipment Teaching Instrument
5.0
361 sold.
55,861 so'm
HL-J teachers magnetic electric demonstration box circuit experimental equipment full set of grade 8 and 9 high school entrance examination applicable
5.0
48 sold.
940,412 so'm
DC Ammeter DC Voltmeter Sensitive Galvanometer Multi-purpose Electric Meter Physical Experiment Electrical Instrument Boat
5.0
770 sold.
150,466 so'm
DC ammeter grade 2.5 range 0.6A, 3A J0415 junior high school physics teaching instrument
0.0
0 sold.
51,723 so'm
J0415 DC microammeter sensitive ammeter middle school students electrical experimental equipment teaching experimental equipment wholesale
5.0
137 sold.
84,638 so'm
Wholesale Direct sales 69-type pointer voltmeter sensitive ammeter student experiment and teacher teaching instrument
0.0
40 sold.
35,266 so'm
Demonstration of electric meter voltage current milliampere multimeter sensitive ammeter electronic stopwatch mechanical stopwatch teaching instrument
0.0
0 sold.
64,889 so'm
Supply J0407 DC ammeter student ammeter physical Electrical Experiment teaching instrument micro-ampere meter
5.0
60 sold.
62,961 so'm
Ac Pointer Mechanical Voltmeter Student Meter 407 408 Pointer Dc Ammeter Pointer Current
0.0
0 sold.
44,670 so'm
Sensitive current student experiment and teacher teaching instrument instrument sensitive ammeter sensitive ammeter
0.0
0 sold.
98,744 so'm
DC ammeter 2.5 Level 69 type junior high school physics electrical experiment equipment instrument teaching instrument ammeter
5.0
122 sold.
32,915 so'm
Factory supply DC ammeter Middle School physics Electrical Experiment instrument teaching instrument pointer galvanometer
0.0
0 sold.
70,531 so'm
J0415 DC microammeter ammeter junior high school physics experiment equipment teaching instrument Laboratory
5.0
1,850 sold.
84,638 so'm
0407 DC ammeter/0408 DC voltmeter/0409 sensitive galvanometer physics teaching equipment
5.0
0 sold.
75,233 so'm
DC ammeter J0407 ammeter pointer teaching instrument middle school physical Electrical Experiment instrument learning tools
0.0
3 sold.
47,021 so'm
Factory supply 15008 student meter ammeter ammeter Junior High School High School physical chemistry experiment instrument
5.0
772 sold.
46,034 so'm
Primary cell experimenter primary Senior high school chemistry teaching instrument copper zinc iron electrode chemistry experiment demonstrator primary cell
0.0
576 sold.
30,564 so'm
Voltmeter G meter AC DC junior high school physics students teaching electrical experimental equipment micro-ammeter ammeter
0.0
0 sold.
65,829 so'm
Special student meter DC ammeter wholesale dial Junior High School High School physical black body white dial
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0 sold.
92,020 so'm
Special offer J0415 DC microammeter ammeter Middle School physics experiment equipment teaching instrument experiment device
5.0
46 sold.
75,233 so'm
15008 type DC voltmeter 15009 DC voltmeter pointer type Junior High School Electrical Experiment Teaching Instrument
0.0
4 sold.
84,638 so'm
69-type sensitive ammeter galvanometer junior high school physics electrical experiment equipment teaching aids laboratory instruments and meters
0.0
0 sold.
47,021 so'm
Student physics experiment equipment ammeter voltmeter voltmeter circuit for junior high school students
0.0
0 sold.
85,108 so'm
J0407 DC ammeter J0408 voltmeter J0409 sensitive galvanometer circuit experimental teaching instrument material
0.0
20 sold.
47,021 so'm
2.5 grade 69 type DC current voltmeter junior high school physics electrical experiment equipment teaching instrument factory direct hair
5.0
336 sold.
30,564 so'm
DC ammeter voltmeter sensitive ammeter galvanometer teaching meter teaching instrument manufacturer know
5.0
0 sold.
47,021 so'm
Supply physical laboratory equipment pointer DC ammeter j0407 ammeter
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0 sold.
61,127 so'm
Dc Voltmeter High School Physics Teaching Instrument
0.0
0 sold.
70,531 so'm
DC ammeter J0407 ammeter for student experiment 2.5 level 0.6A3A pointer ammeter
0.0
0 sold.
103,446 so'm
0407 DC ammeter 0408 DC voltmeter sensitive ammeter high precision physics teaching experiment equipment
0.0
0 sold.
47,021 so'm
Dc Ammeter Middle School Physics Electrical Experiment Teaching Instrument Meter Pointer Electricity Meter Ampere Meter
0.0
450 sold.
51,723 so'm
69-type DC voltmeter voltmeter Junior High School physical electrical experiment equipment learning tools laboratory instrument
0.0
10 sold.
42,319 so'm
J0415 DC Microammeter Ammeter Junior High School Physics Experiment Equipment Teaching Instrumentation Laboratory
0.0
0 sold.
84,638 so'm
Primary battery experimental device simulation device copper iron zinc sheet three kinds of electrode chemistry teaching experimental equipment instrument
0.0
0 sold.
45,987 so'm
0407 DC ammeter; 0408 DC voltmeter; 0409 sensitive ammeter; Middle School teaching instrument
0.0
0 sold.
42,319 so'm
DC pointer ammeter voltmeter sensitive ammeter ammeter voltmeter voltmeter for junior high school students experimental use
5.0
0 sold.
70,531 so'm
Projection ammeter DC ammeter junior and senior high school logistics Electrical Experiment teaching instrument J0420 factory direct sales
5.0
0 sold.
84,638 so'm
The teacher of the original sub-coil tester demonstrated that the students used to verify the law of electromagnetic induction current magnetic effect.
0.0
20 sold.
131,658 so'm
