... paper chromatography 纸色谱法 paper cocooning frame 方格簇 paper mulberry tree 构树 ...
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Disclosed is a silkworm cocoon picker of slat type paper cocooning frame which can be used to pick silkworm cocoons conveniently.
一种能够方便采摘蚕茧的板签式方格簇蚕茧采摘工具。
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