143.Get a sample of the fuel and measure its specific gravity.

A. Make a little oil to the threads of the two bolts.

B. Apply a small quantity of oil to the threads of the two bolts.

C. Apply a small quantity of oil to the threads of the two nuts.

A. When describing the airplane's Landing Gear,how its indication system functions shall be explained.

B. When describing the airplane's Landing Gear,how its emergency response system functions shall be explained.

C. In the description of the airplane's Landing Gear,how its warning system functions shall be explained.

A. There are three jacks onboard the fuselage.

B. There are three jacking adapters on the fuselage.

C. There are three jacking points on the fuselage.

A. 在紧急情况下,飞行员应准备至关重要的物品的检查清单。

B. 在关键情况下,飞行员的检查清单应限制在最大量,而且是对飞行员至关重要的。

C. 检查清单应限于在紧急情况下对飞行员至关重要的物品的最小数量。

A. CAP 一般分为两部分:一部分是文字,另一部分是示意图。

B. CAP 通常包括两页:一页文本和一页示意图。

C. CAP 包括两种:一种文字表示的,一种是示意图。

A. Move the hose to make sure that the inner connection is stable.

B. Move the tube to ensure that the inner connection is loosen.

C. Move the tube to make sure that the inner connection is tight.

A. Get a sample of hydraulic fluid.

B. Scavenge the hydraulic fluid.

C. Service the hydraulic reservoirs.

A. Make sure that the fuel tanks are correctly grounded.

B. The fuel tanks must be grounded.

C. Make sure that the oil tanks are on the ground correctly.

A. 简体技术英语(STE)有一个可操纵的通用手册(第 2 部分),为您提供了在技术员写作中最常用的单词。

B. 简化技术英语(STE)有一个受控的通用词典(第 2 部分),它提供了在技术文件中最常用的词汇。

C. 简体技术英语(STE)有一个操纵专用词典(第 2 部分),为您提供了在技术操纵写作中最常用的单词。

D. C.简体技术英语(STE)有一个操纵专用词典(第 2 部分),为您提供了在技术操纵写作中最常用的单词。

A. Make sure that there is airflow in the pipe to hinder .

B. Make sure that there is something in the pipe to block the airflow.

C. Make sure that there is nothing in the pipe to hinder airflow.