50. 油輪對卸載後貨油艙內最後僅剩下少量殘渣,此等殘渣必
須利用人力式的挖艙作業加以清除,此挖艙作業其英文敘
述為:
(A) Cleaning
operation
(B) Mucking
Operation
(C) Scavenging
operation
(D) Musking
operation
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統計: A(4), B(8), C(1), D(0), E(0) #2719102
統計: A(4), B(8), C(1), D(0), E(0) #2719102