[Storage and Transportation Version] One Question per Day 20180424
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Fill in the blanks: To use oil-resistant hoses properly, for pipelines that transport oil under positive pressure, hoses should be selected as (); for transportation under negative pressure, () should be used; and when both positive and negative pressures may occur, () is required. Answer: Pressure-resistant rubber hose, suction rubber hose, intake and exhaust rubber hose
Pressure hose, suction hose, suction-exhaust hose
Pressure hose, suction hose, exhaust/suction hose
Pressure hose, suction hose, exhaust/suction hose
Pressure-resistant rubber hose, suction hose, exhaust/suction hose
Pressure-resistant rubber hose, suction hose, intake and exhaust hose
Pressure hose； Attracting rubber hose ； Suction and discharge hose ；
Pressure hose, suction hose, exhaust/suction hose