element td
element td-
Some companies which seep metal element with TD salt-bath mainly use outside-heat crucible salt bath furnace .
在国内一些应用TD盐浴渗金属的单位目前主要用外热式坩埚盐浴炉。
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Presently , seeping metal element with TD salt-bath is on incipient phase , and compared with Japan , there are many huge gaps not only in applied range , scale and society economic benefits , but also in many relevant technical tasks which are waiting for research and development .
目前，TD盐浴渗金属在国内的工业应用正处于起步阶段，与日本相比，不仅在应用范围、规模及经济社会效益上存在巨大差距，而且在许多相关技术上存在着许多待研发的课题。