A、 More sophisticated detectors provide a digital output in parts per million of carbon monoxide present or illuminate a light or an audible alarm sounds.
B、 Multiple precise detectors provide a digital output to light a light or sound a warning sound in areas where carbon monoxide levels exceed limits.
C、 Multiple physical detectors provide a partial digital output of carbon monoxide content per 100000 parts, either lighting up one or sounding a warning tone.
答案：A
A、 More sophisticated detectors provide a digital output in parts per million of carbon monoxide present or illuminate a light or an audible alarm sounds.
B、 Multiple precise detectors provide a digital output to light a light or sound a warning sound in areas where carbon monoxide levels exceed limits.
C、 Multiple physical detectors provide a partial digital output of carbon monoxide content per 100000 parts, either lighting up one or sounding a warning tone.
答案：A
A. Use white paper with good strength characteristics and of sufficient weight and substance to eliminate excessive show through when printed on both sides.
B. Use white paper with good strength characteristics and enough weight and substance to eliminate excessive show through when printed on both sides.
C. Use white paper with good hardness characteristics and sufficient weight and quality to eliminate perspective display during double-sided printing.
A. 人工超控起动顺序。
B. 按手册重写起动顺序。
C. 手动覆盖起动序列。
A. 应使用能产生黑白图像的打印格式来进行复制。
B. 应使用能产生黑白图像的打印形式来进行印刷。
C. 应使用能产生黑白图像的打印形式来进行复制。
A. This program usually includes two pages: one writing page and one drawing page
B. This program usually contains to pages: one test page and one image page
C. This program usually consists of two pages: one test page and one illustration page
A. 正常程序检查单应简明扼要,旨在提醒飞行员检査项目,而不提供任何系统操作的细节。
B. 正常程序检査单应简单明了,旨在提醒飞行员检查是否己提供所有系统操作细节的项目。
C. 正常程序检查单应简明扼要,旨在提醒飞行员检查项目,是否己提供所有系统操作的细节。
A. 如果可能的话,告诉你的读者如果不遵守安全指令会发生什么。
B. 如果必要的话,告诉你的读者如果没有安全指令会发生什么。
C. 如果可能的话告诉你的读者会发生什么,判断是否未遵守安全指令
A. If the micro switch stops working, deactivate the procedure of the actuator to avoid the valve damage.
B. If the micro switch becomes unserviceable, do the activation procedure of the actuator to prevent damage to the valve.
C. Do the activation procedure of the actuator to prevent damage to the valve, unless the micro switch becomes unserviceable.
A. 清洁容器的内表面
B. 清洁容器工作
C. 清洁容器表面
A. 在每一页的顶部打印页码和发布或者修订日期。
B. 在每一页的底部打印页码以及发布或者修订日期。
C. 在每一页的底部打印页码和修订发布日期。
A. 不同的设计和复杂的型号使得飞机有一个重大的作用来决定特殊的失效是否更适合列举为“紧急”或“正常”程序。
B. 飞机的不同型号和机型的设计差异和复杂性,在决定某一特定故障是否更适合列为“紧急”程序或“异常”程序上发挥了重要的作用。
C. 各种型号的飞机的复杂设计差异很大程度能够决定特定失效是否能够更方便地列入“加急”或“反常”程序。
