One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； September 1st
Thread Content
Multiple-choice question: When using a reciprocating metering pump and finding that the outlet flow is insufficient, one possible cause for this is ( ). A. Loose inlet and outlet slide valves, damaged springs; B. Clogged filter or gas in the cylinder; C. Reduced number of reciprocations; D. All of the above three reasons. Answer: D. All of the above three reasons
When using a reciprocating metering pump and finding that the outlet flow is insufficient, the possible cause is (D). A. Loose inlet and outlet slide valves, damaged springs B. Clogged filter or gas in the cylinder C. Reduced number of reciprocations D. All of the above three reasons
When using a reciprocating metering pump and finding that the outlet flow is insufficient, the possible cause is (D). A. Loose inlet and outlet slide valves, damaged springs B. Clogged filter or gas in the cylinder C. Reduced number of reciprocations D. All of the above three reasons