LK01D type drilling derrick racking life-saving appliances (
Promulgator
：keler Time：2016-07-04
LK01D type drilling derrick racking life-saving appliances (escape device) UTD electric float liquid (sector) level transmitter level transmitter LDE UQKN mud dedicated RF Admittance Level Transmitter DYYB Impulse Level transmitter YZLB hydrostatic level transmitter UTD electric float liquid (sector) level transmitter UTD electric float liquid (sector) level transmitter DYYB pilot pressure type level transmitter magnetic sub-type liquid UHZ UHZ type level gauge magnetic sub-level gauge float level UQK-71 CC-2A RF admittance level transmitter ULYC series Tuning fork level switch
