No.13[How] 무전해 니켈도금은 어떻게 발명되었나? 2편

여러분들의 의견 댓글로 달아주세요. 앞으로 오.한.도를 진행하는데 있어 많은 도움이 됩니다. 무전해 니켈도금은 우연하게 발명되었다? 2편<img src="https://t1.daumcdn.net/cfile/cafe/997E39495DC0CE9106" class="txc-image" width="350" style="clear: none; float: none;" border="0" vspace="1" hspace="1" actualwidth="350" exif="{}" data-filename="p7_ss.png" id="A_997E39495DC0CE9106DC23"/><img src="https://t1.daumcdn.net/cfile/cafe/993281465DC0CEB408" class="txc-image" width="350" style="clear: none; float: none;" border="0" vspace="1" hspace="1" actualwidth="350" exif="{}" data-filename="p8_ss.png" id="A_993281465DC0CEB4087033"/><img src="https://t1.daumcdn.net/cfile/cafe/995236465DC0CEB507" class="txc-image" width="350" style="clear: none; float: none;" border="0" vspace="1" hspace="1" actualwidth="350" exif="{}" data-filename="p9_ss.png" id="A_995236465DC0CEB5073F78"/><img src="https://t1.daumcdn.net/cfile/cafe/9965D2465DC0CEB506" class="txc-image" width="350" style="clear: none; float: none;" border="0" vspace="1" hspace="1" actualwidth="350" exif="{}" data-filename="p10_ss.png" id="A_9965D2465DC0CEB506D760"/><img src="https://t1.daumcdn.net/cfile/cafe/99FA3A465DC0CEB639" class="txc-image" width="350" style="clear: none; float: none;" border="0" vspace="1" hspace="1" actualwidth="350" exif="{}" data-filename="p11_ss.png" id="A_99FA3A465DC0CEB63985C1"/><img src="https://t1.daumcdn.net/cfile/cafe/994B13465DC0CEB601" class="txc-image" width="350" style="clear: none; float: none;" border="0" vspace="1" hspace="1" actualwidth="350" exif="{}" data-filename="p12_ss.png" id="A_994B13465DC0CEB601CA2A"/>Copyright 2019 씨피엘 All right reserved.