A、 Uncontrolled system or old equipment cause hydraulic fluid flow from hydraulic system A to B.
B、 If you fail to operate the system control properly or the equipment is damaged, the hydraulic fluid will be transferred between hydraulic system A and B.
C、 Flow of hydraulic fluid between hydraulic system A and B result in accidental operation of system controls or damaged equipment.
答案：B
A、 Uncontrolled system or old equipment cause hydraulic fluid flow from hydraulic system A to B.
B、 If you fail to operate the system control properly or the equipment is damaged, the hydraulic fluid will be transferred between hydraulic system A and B.
C、 Flow of hydraulic fluid between hydraulic system A and B result in accidental operation of system controls or damaged equipment.
答案：B
A. 使用力矩扳手间隔地拧紧螺栓
B. 使用扭矩扳手顺序地拧紧螺栓
C. 使用扭矩扳手逐步地拧紧螺栓
A. Components and components (ducts and valves) that transport high pressure air from the air source to other systems, such as environmental control, deicing, etc.
B. Those units and components (ducts and valves) which deliver large volumes of compressed air from a power source to connecting points for such other systems as environmental controls, deicing, etc.
C. Conveying large quantities of compressed air from the intake line to other systems, such as environmental control, deicing, etc. Components and components (ducts and valves) at connection points.
A. STAY
B. STILL
C. LEAVE
A. 饮用水系统每三天至少放一次水,或使用一次。
B. 水系统每三天被排放和使用一次
C. 饮用水系统每三天至少放一次水并使用一次。
A. 最后的分类,可以识别系统或子系统中的各个单元。
B. 允许识别系统或子系统中独立单元的最终划分。
C. 最后的分类,可以鉴别整体单元中的系统或子系统。
A. The housing for the voice recorder unit has these properties: water tolerance, shock resistant and heat resistant
B. The container for the voice recorder unit has these properties: waterproof, spin resistant and heat resistant.
C. The container for the voice recorder unit has these properties: watertight, shock resistant and heat resistant.
A. 指示器显示储压器已满。
B. 仪表显示油箱已满
C. 指示器显示油箱已满
A. Move the sensor downstream and calculate the temperature again.
B. Move the probe downstream and monitor the temperature again.
C. Move the part downstream and measure the temperature again.
A. The menu of contents in front of each chapter will Projects covered and the numbers assigned.
B. The catalogue of texts in front of each chapter will list the items covered and the assigned numbers.
C. The table of contents in front of each chapter will list the items covered and the number assigned.
A. 本规范中的示例应参照性能呈现格式、相关参数和规则。
B. 性能呈现和相关参数的格式以及规则应遵循本规范中的示例。
C. 性能陈述方式、相关的统计数据和规定应作为实例纳入本规范中
