sheathed screw 中文意思是什麼
sheathed screw
解釋
推動螺桿-
Electric immersion heating elements, screw - in type, with cartridge - type heating elements, metal - sheathed ; dimensions
金屬殼浸沒式旋接電熱管.尺寸 -
Wrkd - jz type thermocouple on the wall of boiler takes 4 sheathed thermocouple as measuring element. the thermal junction is fastened in stainless steel gathering heat clump with different curved surface of bearing treble points welded or m8 screw fixed to measure surface temperature of the wall of boiler, furnace and other equipments. wrkd - hg surface sandwich thermocoupleon the wall of boiler is specialized in measuring surface temperature of round column
Wrkd - jz型鍋爐爐壁熱電偶採用4的鎧裝熱電偶做測溫元件，熱接點緊固在帶有不同曲面的不銹鋼，集熱塊上採用三點焊接或m8螺釘固定，用於鍋爐管壁，爐壁及其它設備的表面溫度。 -
The unit shall be equipped with a standard 120v plug - in cord. electrical heating elements shall be screw - in, direct - immersion, stainless steel sheathed, resistance - type. element operation shall be controlled by a thermostat
這種熱水器應該配置一個標準的120伏插頭電纜。電氣加熱元件應該螺紋擰進的，直接浸入式，不銹鋼外層，電阻型加熱元件。加熱元件的工作應該由一個溫控器控制調節。
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