A、 Obey the safety precautions when you do work with high voltages.
B、 When working with high resistances,you should follow the safety precautions.
C、 The safety precautions are optional in an environment with high voltages.
答案：A
A、 Obey the safety precautions when you do work with high voltages.
B、 When working with high resistances,you should follow the safety precautions.
C、 The safety precautions are optional in an environment with high voltages.
答案：A
A. Grind the surface with a soft cloth after it becomes light.
B. Rub the surface with a soft cloth when it becomes brightness.
C. Polish the surface with a soft cloth until it becomes shiny.
A. 确保自锁螺母靠近弹簧。
B. 确保锁定螺母接触弹簧。
C. 确保弹簧顶紧锁螺母。
A. 为防止系统出现事故,安装安全锁。
B. 为防止系统意外运行,安装安全锁。
C. 安全锁定系统,以防止系统意外操作。
A. 将装置连接到液压测试仪表上。
B. 将配件装到液压试验器上。
C. 将接头连接到液压测试台。
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. 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. Put down a face mask and protective clothing.
B. Put on a face goggle and protective clothing.
C. Put on a face mask and protective clothing.
A. 如果副翼行程未满,请再次调整桅杆。
B. 如果襟翼运转缓慢,再次调整传动杆。
C. 如果襟翼达不到全行程,再次调节连杆。
A. Use a fan to suck the gases.
B. Use a turbine fan to remove the gases.
C. Use a fan to remove the gases.
A. The data of the revision shall be shown on each printed page.
B. The date of the revision shall be shown on each revised page.
C. The time of the reserve shall be shown on each revised page.
