（安全壳）泄漏率 (containment) leakage rate
（安全壳）泄漏率 (containment) leakage rate
相关考题：
The scuppers should be plugged____ .A.only if fixed containment is not usedB.only if portable containment is not usedC.only if fixed containment drains are openD.whenever the vessel is being bunkered
单选题The scuppers should be plugged （）.Aonly if fixed containment is not usedBonly if portable containment is not usedConly if fixed containment drains are openDwhenever the vessel is being bunkered
单选题It can be inferred from paragraph 5 that ______.Adata leakage is more severe in EuropeBFTC’s decision is essential to data securityCCalifornia takes the lead in security legislationDlegal penalty is a major Solomon to data leakage
单选题Some vessels are equipped with a water lubricated stern robeWhen at sea, operating under normal conditions, the water service valve from the ships saltwater system to the bearing should be （）.Aclosed, and no leakage permitted across the shaft packingBclosed, and only slight leakage permitted across the shaft packingCopen, and no leakage permitted across the shaft packingDopen, and only slight leakage permitted across the shaft packing
多选题在各种核电厂安全壳失效模式中，特别重要的是事故发生前的（）。A意外开口B安全壳旁路C安全壳喷淋失效D早期失效E晚期失效