pigment and dyestuff intermediates additives inorganic pigments optical brighteners pentaerythritol benzenesulfonyl chloride copyright @ unique chemical limited all right reserved 版权所有:南京康鑫中和盛化工有限公司 苏icp备 powered by yumeng 本网站由阿里云提供云计算及安全服务 powered by clouddream...
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include sinter sliding, ball or roller guides as well as lowmaintenance sliding elements for round or flat guides. especially our ball guides are not only intended for mould making and tool manufacture. it does not matter whether in measuring or dental technologies, mechanical engineering or in the optical...
measuring instruments otdrs optical loss test set/light source/optical power meter optical spectrum analyzers video inspection probe accessories rf microwave measuring instruments peripheral equipment power meters power sensors signal generators signal generators signal/spectrum analyzers signal/spectrum...
≤ mm的未录制磁带 magnetic tapes, prepared unrecorded, of a width not exceeding mm 宽度> mm且≤ . mm的未录制磁带 magnetic tapes, prepared unrecorded, of a width exceeding mm but not exceeding . mm 宽度> . mm的未录制磁带 prepared unrecorded magnetic tapes, of a width not exceeding mm 用于重放声音或图像信息的磁带 tapes for reproducing sound...