A. If the hydraulic pump turns to generate pressure of 3000 psi, use the electric pump.
B. If the hydraulic pump fails to generate pressure of 3000 psi, use the electric pump.
C. If the hydraulic pump turns to supply pressure of 3000 psi, use the electric pump.
A. The shim is t,which is thick by calculating x and y.
B. Calculate the shim,the result of the thickness is x-y .
C. The thickness of the shim is thus calculated: t=x-y.
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.
解析:这道题考察的是关于管道通风的知识。正确答案是C:Make sure that there is nothing in the pipe to hinder airflow.
在管道通风中,我们需要确保管道内没有任何堵塞物,以确保空气能够顺畅地流动。如果管道被堵塞,空气无法流通,会影响到管道的正常使用。
举个生动的例子,就好像我们的呼吸道一样。当我们呼吸时,我们希望空气能够顺畅地进入我们的肺部,如果我们的呼吸道被堵塞,比如说我们感冒时鼻子被堵住了,我们就会感到呼吸困难。所以,保持管道畅通就像是保持我们的呼吸道畅通一样重要。
A. Detection system will provide information about how to detect ice.
B. Detection system is utilized to find and display ice formation.
C. The detection information of ice is from the indication system.
A. The job is required to be divided into logical steps or operations.
B. This needs to break the work and distribute the logical steps or operations.
C. This requires to destroy the job logically into steps or operations.
A. This section of the pilot's manual should clearly and confusedly provide recommended procedures for conducting normal operations.
B. The recommended procedures for conducting normal operations shall be described in this Section of the Pilot's Operating Handbook clearly and accurately.
C. The recommended procedures shall be stated in this Section of the Pilot's Operating Handbook clearly and fuzzily for the conduct of normal operations.
A. Keep the caps off the hoses.
B. Make sure the caps are off from the hoses.
C. Take the caps off the flexible pipe.
A. Each manufacturer is expected to abide by the Specification content and arrangement without any deviation in order to reasonably achieve the objectives of this Specification (enhance safety, reduce efforts, minimize costs).
B. It is mandatory that each manufacturer adhere to the Specification content and arrangement to achieve the objectives of this Specification (enhance safety, reduce efforts, minimize costs).
C. Each manufacturer is expected to adhere to the Specification content and arrangement reasonably so as to enhance safety, reduce efforts, and minimize costs which are the objectives of this Specification.
A. The auxiliary battery and auxiliary battery charger and the main battery connect together during non-normal conditions to help supply power.
B. In normal conditions,the auxiliary battery and auxiliary battery charger should be disconnected.
C. In non-normal conditions,the auxiliary battery and auxiliary battry charger should be disconnected.
A. Light L4 illuminates within 5 seconds.
B. Light L4 comes on after 5 seconds.
C. Light L4 comes on 5 seconds before.