斯美特WZPK2-234铠装热电阻 WZPK-234铂电阻 -200-450℃ ¥95.00 斯美特WZPK2-235铠装铂电阻 WZPK-235热电阻温度计 ¥95.00 斯美特WZPK-236铠装热电阻 PT100 0-300℃ 铂电阻 ¥95.00 斯美特WZPK-238铠装热电阻 PT100 L=350X200mm ¥95.00 斯美特WZPK-234铂电阻 WZPK2-234双支铠装热电阻 ¥95.00 斯美特WZPK-235铂电阻 WZPK2-235防腐铠装热电阻 ¥95.00