单选题
Wires and wire bundles must be supported by clamps or plastic cable straps. Clamps and other primary support devices must be constructed of materials that are compatible with their installation and environment, in terms of temperature, exposure to ultraviolet (UV) light, and wire bundle mechanical loads. They should be spaced at intervals not exceeding 24 inches. Clamps on wire bundles should be selected so that they have a snug fit without pinching wires.
A
导线和导线束必须由卡箍或塑料钢缆扎带固定。卡箍和其他主要支撑装置必须采用与其安装和环境兼容的材料,包括温度、是否暴露于紫外线和导线线束机械负载等方面。它们应该间隔不超过24英寸。应该选择适合的卡箍,以便紧密贴合而不夹住导线。
B
导线和导线束必须由卡箍或塑料钢缆扎带固定。卡箍和其他主要支撑装置必须采用与其安装和环境兼容的材料,包括温度、是否暴露于紫外线和导线线束机械负载等方面。它们应该间隔不超过24英寸。应该选择适合的卡箍,以便紧密贴合而不扭曲导线。
C
导线和导线束必须由卡箍或塑料电缆扎带固定。卡箍和其他主要支撑装置必须采用与其安装和环境兼容的材料,包括温度、是否暴露于紫外线和导线线束机械负载等方面。它们应该间隔不超过24英寸。应该选择适合的卡箍,以便紧密贴合而不夹住导线。
答案解析
正确答案:C
相关题目
单选题
Turn the knob to make the display go out of view.
单选题
The indicator shows the level of hydraulic fluid in the reservoir.
单选题
Use gloves when you touch parts with edge serrations.
单选题
Do not point the compressed air outlet at your skin.
单选题
Clean the area from unwanted sealant.
单选题
Be careful when you use consumable materials.
单选题
Put the aircraft back to its initial configuration.
单选题
More than one person is necessary for this procedure.
单选题
Make sure that all the galley compartments are empty.
单选题
Operate the elevator in the full travel 6 times.
