A、 A maximum distance of 50 feet is required between consumable materials and the work area.
B、 Keep flammable materials at a minimum distance of 50 feet from the work area.
C、 Explosive materials must be kept at least 50 feet away from the work area.
答案：B
A、 A maximum distance of 50 feet is required between consumable materials and the work area.
B、 Keep flammable materials at a minimum distance of 50 feet from the work area.
C、 Explosive materials must be kept at least 50 feet away from the work area.
答案：B
A. 在一块不需要承力的金属上，可以在某一点处切割一个直径为几英寸的孔，孔的周围用法兰连接，使其具有刚度。
B. 在一块金属上，可以在不需要承力的某一点处切割一个直径为数英寸的孔，孔的边缘折边可以使其具有刚性。
C. 在一块不需要承力的金属上，可以在一处切割几个直径为数英寸的孔，孔的边缘用凸缘连接，使其产生刚性。
A. Make sure that the service control unit is in the open position.
B. Make sure that the servo control unit is in the right position.
C. Make sure that the servo control unit is in the open position.
A. Copies of the appropriate forms and a description of the entries to be completed are available to you from an ABC dealer or Factory Customer Service Representative.
B. Copies of the proper forms and a description of the items to be completed are available to you from an ABC trader or Production Customer Service Representative.
C. The ABC trader or Production Customer Service Representative could provide the proper form copies and the description of the items to be accomplished available.
A. The operation procedure requires that the maintenance behavior be logically executable.
B. The logical maintenance steps or operating procedures constitute the maintenance procedures.
C. Break down maintenance activities into logical steps or operations as required by procedures.
A. NOTE: The manufacturer may have the option of including wiring schematic in Chapter 24, Chapter 91, or establish a separate Wiring Diagram Manual.
B. NOTE: The manufacturer may have the option of including wiring schematic in Chapter 24, Chapter 91, or establish a separate Wiring Schematic Manual.
C. NOTE: The manufacturer may have the option of including wiring diagrams in Chapter 24, Chapter 91, or establish a separate Wiring Diagram Manual.
A. 使用特定的的滑油，添加到滑油箱。
B. 使用规定的滑油，补充滑油箱。
C. 使用预订的滑油，冲洗滑油箱。
A. Substitutes with different quality can be used.
B. You can not use substitutes with same quantity.
C. Equivalent substitutes are permitted to use.
A. 在性能图表和表格中，始终使用KNOTS，以避免将节(KTS)和英里每小时(MPH)混淆。
B. KNOTS在性能图和表格中一直被使用，以防止将节(KTS)和英里每小时(MPH)定义混淆。
C. 为了防止在节(KTS)和英里每小时(MPH)之间进行选择，规定在性能图表和表格中始终使用KNOTS。
A. Use white paper with good strength characteristics and enough weight and substance to eliminate excessive print leakage when printing on both sides.
B. Use good white paper with high strength quality and of adequate weight to delete excessive show-through when printed on both sides.
C. Use white paper with good strength and of sufficient weight and substance to prevent overmuch ink show-through the paper when printed on both sides.
A. 给出控制面板的原理图或图片。
B. 画出娱乐面板的示意图或图片。
C. 提供仪表板的图纸或图片。
