hello jaa:Lab laboratory is currently installed power, now we need to add Cork, copper wire and wind speed Tester and source, as described in the figure below, thank you!
hello jaa: Lab laboratory is currently being installed power, now we need to add cork, copper, wind speed tester and water, as described in the following figure, thank you!
Hello jaa: current lab lab to ongoing power installation. Now we need to add stopper, copper wire, wind speed tester and water. Please refer to the following figure, thank you!