Before entering a fuel tank that has been cleaned, it should be checked with an oxygen indicator and a/an（）.
相似题目
-
You just purchased a refurbished router that contains a configuration from a previous deployment. What should you do, before entering a new configuration into the router?（）
-
Before entering the chain locker，you should（）.
-
Before entering an ice area，the ship should be（）.
-
Before being used the fuel service tank should be drained of （）.
-
Children need to be（）before entering school.
-
The needle valve in the injector （） at a pre-set pressure which ensures that the fuel will atomize once it enters the cylinder.
-
When fuel enters the crankcase of a diesel engine, it （）
-
Before entering a tank，always check the vapor content（）a combustible gas indicator.
-
Which of the following operations need to be entered on the Oil Record Book Part I? （） (1) Ballast of fuel oil tanks (2) Condition of oil discharge monitoring and control system
-
Which of the following operations need NOT to be entered on the Oil Record Book Part I?（） (1) Disposal of oil residues (2) Internal transfer of fuel oil
-
Before shutting off the fuel supply to stop a medium or high–speed diesel engine, why is it necessary to allow the engine to idle for a few minutes?（）
-
Why should you wear a self-contained breathing apparatus before entering the engine room after the fixed CO2 system has been discharged to combat a major fire?（）
-
When a ship is entering to narrow waterway and the fuel feeding of the main engine is keeping unchanged, which of the following is the wrong conclusion?（）
-
A change in engine speed is required before a governor is able to make a corrective movement of fuel rackThis aspect of governing is commonly expressed as a percent and is known as （）
-
Which of the following operations must be entered on the Oil Record Book Part Ⅰ? （） Ⅰ.Routine discharge at sea of bilge water containing oil from the machinery spaces Ⅱ.Bunkering of fuel oil
-
Please _____ before entering.
-
All visitors tothe lab(expect) ______ before to take off their shoes before they enter.
-
It is advisable to think carefully before entering in to a career in medicine, as this is a field which _____ a lot of dedication and long working hours.
-
Whether a ship is sailing before the wind or sailing in the rough sea, we must reduce the fuel injection of the main engineFor the former one, it aims to prevent the main engine being , while for the later one, it aims to prevent the main engine being .
-
What are visitors asked to do before entering the site？
-
--Are we supposed to take off our shoes before we enter？--No, you ______.
-
设tanθ=2，则tan（θ+π)A.-2B.2C.1D.-1/2
-
ExhibitYou create a Web Form for the acceptance of donations. Users type donation amounts by using a TextBox control named txtAmount. The donation amount must be between 10 dollars and 10,000 dollars. You add the following RequiredFieldValidator and RangeValidator. During testing you learn that when users fail to enter values before submitting the Web Form to the server, the message "Please enter a value" appears, as shown in the exhibit. You need to ensure that the message appears immediately following the txtAmount TextBox control without extra spaces. What should you do？ （）
-
The dutiable price for import goods shall consist of（）which are paid before the goods are unloaded at the entering pointof the territory of the People′s Republic of China.
推荐题目
- “＃1=〈空〉G90 X100. Y＃1；相当于G90 X100.；”判断该程序是否正确。
- 免疫应答是指（）
- 倾伏褶皱的特征是（）
- 熔炼低碳铁合金产品使用（）炉衬。
- 前台白班每日应在18：00前电话询问预定客人是否到店情况。
- 将材料、水、电、设备租赁等可控成本全面考核，确保结算兑现比例达到（）严禁人为平衡调整价格或结算数据。
- 直径较大的阀门通常在闸板两侧接以（），以减小水压差，便于启闭。
- 苏联最广泛的学前教育机构类型是（）
- 工作描述
- 男70岁。慢性阻塞性肺病史20余年，神志不清5h。体检：发绀，呼吸浅促，心率120次／分，律齐，两肺闻及干湿啰音。血压75／45mmHg。血pH7.18，PaCO282.5mmHg，PaO249mmHg。此时哪项治疗措施不适宜：（）