23: Is having a new file: Filing it on soft metal (brass,bronze and cast iron)
23： 正在有一个新文件：在软金属（黄铜、青铜和铸铁）上锉削
24. Way to store a file: Having its owned partition before from oil
24. 存储文件的方法：在从油之前拥有自己的分区

25: What are some precaution when using reciprocation saw: Maintain a steady downward pressure before removing the saw, stop the machine
25： 使用往复锯时有哪些注意事项： 取下锯子前保持稳定的向下压力，停止机器
26: When you drill a metal, is lubricant required: No (alluminium alloy)
26： 当您钻探金属时，是否需要润滑剂： 否（铝合金）
27. If your grinder disc/wheel is not grinding, what is the proccess: Dressing
27. 如果您的磨盘/砂轮没有磨削，过程是什么：修整
28. What are some precaution when riveting: Ensure retaining spring is attach on the rivet gun, Dont point gun to people, Make sure the buckling bar and rivet die is polished and nick. Dont rivet on bare clad skin and free of sealant
28. 铆接时有哪些注意事项： 确保铆钉枪上装有固定弹簧，不要将枪对准人，确保屈曲杆和铆钉模已抛光并有缺口。不要铆接在裸露的皮肤上，且不含密封剂
29. Between the number drill bit and letter which one is larger: Letter (number, letter, fraction)
29. 数字钻头和字母之间哪个较大：字母（数字、字母、分数）

30 Cutting internal threads in blind hole: Tapper tap, Plug tap (aka second), Bottoming tap (aka plug)
30 在盲孔中切割内螺纹：攻丝丝锥、塞子丝锥（又名第二）、打底丝锥（又名塞子）
31. When is torque wrench being use: When applying the exact amount of torque stated in the manual
31. 何时使用扭矩扳手：当施加手册中记载的确切扭矩量时
32. What is the function of filler gauge: To check gaps between 2 surfaces
32. 加注量规的作用是什么：检查 2 个表面之间的间隙
33. When can we use dial gauge: To check roundness and flatness, surface deviation
33. 什么时候可以使用千分表：检查圆度和平整度、表面偏差
34. Who is responsible for the engineering draw: The civil aviation authority of the country’s manufacturer
34. 谁负责工程图纸：该国制造商的民航当局
35. When we present section drawing: To show internal construction or details
35. 当我们提出剖面图时：表示内部结构或细节
36. For orthographic projection how many drawings: 6 ( $1\mathrm{st},3\mathrm{rd}$$1\mathrm{st},3\mathrm{rd}$1st,3rd1 \mathrm{st}, 3 \mathrm{rd} angle projection)
36. 对于正交投影多少张图纸：6 （ $1\mathrm{st},3\mathrm{rd}$$1\mathrm{st},3\mathrm{rd}$1st,3rd1 \mathrm{st}, 3 \mathrm{rd} 角度投影）
37. What is tolerance: +/-
37. 什么是公差：+/-

Allowances: An intentional different between to 2 mating part
余量：有意区分 2 个配合部分
38. Scale 1:10: drawing is smaller than actual product
38. 比例 1：10：图纸小于实际产品
39. So what are common manual use for line and base maintenance: AMM,MEL,SRM,CDL,RMM,WDM,FIM
39. 那么线路和基地维护常见的手动使用有哪些：AMM、MEL、SRM、CDL、RMM、WDM、FIM
40. What ATA chapter can you find SRM: chapter 50-59
40. 你可以找到哪个 ATA 章节 SRM：第 50-59 章
41. What are the different classes of fit: Clearance, Transition, Interferance.
41. 拟合有哪些不同的等级：间隙、过渡、干涉。
42. Bilateral tolerance, Unilateral tolerance
42. 双边宽容，单边宽容
43. How to know is hole or shaft basis: ‘H’ hole basis, ‘h’ shaft basis
43. 如何知道是孔或轴基：“H”孔基，“H”轴基
45. For copper pipe, what do we need to do: Need to be heat treated periodically, annealing
45、对于铜管，我们需要做什么：需要定期进行热处理，退火

46: Common piping for A/C: Alluminium alloy or corrosion resistant steel
46：空调常用管道：铝合金或耐腐蚀钢
47. When using double flare type connector: Provide better seal
47. 使用双扩口型连接器时：提供更好的密封性
48. Flare angle: 37 degree
48.喇叭角：37度
49. Can double flare use for all piping: $3/8$$3/8$3//83 / 8 or smaller OD
49. 所有管道均可使用双扩口： $3/8$$3/8$3//83 / 8 或更小的外径
50. For beading: have to form a beaded joint
50. 串珠：必须形成串珠接头
51. When forming bead using beading tool does it require lubrication: Yes, with light oil to reduce friction
51. 使用卷边工具形成珠子时，是否需要润滑：是的，用轻油以减少摩擦
52. For high pressure: Flareless and flare tubing
52. 用于高压：无扩口和扩口管
53. When routing Fuel line should be below the wire bundle
53. 布线时，燃油管路应位于线束下方
54. When installing fluid line should be longer or shorter than connector: Longer
54. 安装流体管路时应比连接器长或短：更长
55. How to detect leak: heard for sound, use soap water for bubbling
55. 如何检测泄漏：听到声音，用肥皂水冒泡
56. What is short peening usually use for: Improving the fatigue life of spring
56. 短喷丸通常用于什么：提高弹簧的疲劳寿命
57. What can reduce a life of a spring: Shock loading and Resonance
57. 什么会缩短弹簧的寿命：冲击载荷和共振
58. What can cause the spring relaxation higher: Exposure to higher stresses and higher temperature
58. 什么会导致弹簧松弛更高： 暴露于更高的应力和更高的温度
59. What is spalling: Sharply roughened area characteristics of the progessive chipping or peeling of surface material, caused by overloading
59. 什么是剥落：由于超载而引起的表面材料碎裂或剥落的急剧粗糙区域特征
60. How to remove bearings: A special puller tool
60. 如何拆卸轴承：一种特殊的拉拔工具
61. When doing NDT, Magnetic Particle Inspection what should you do: Remove the oil from the component
61. 进行无损检测、磁粉探伤时应该做什么：去除部件上的油
62. Before doing sheave alignment: Find the cause of failure
62. 做滑轮对齐之前：找出失败的原因
63. Change all belt in a multi belt drive
63. 更换多皮带传动中的所有皮带
64. Before installing new chain: Further lube the chain
64. 安装新链条前：进一步润滑链条

How to do elongation chechk on chain: Using vernier caliper or go-no-go gauge, must not be more that 2 %
如何在链条上进行伸长率检查：使用游标卡尺或 go-no-go 量规，不得超过 2 %
65. what is $7\times 19$$7\times 19$7xx197 \times 19 wire: 7 strands in 19 wires in 7 strands
65. 什么是 $7\times 19$$7\times 19$7xx197 \times 19 线材：7 股 19 股 7 股
66. Bowlden cable can transmit push and pull force. Normal is pull force
66. Bowlden 电缆可以传递推力和拉力。Normal 是拉力
67. During cable inspection, where is the critical fatigue area: over, under, .
67. 在电缆检查过程中，临界疲劳区域在哪里：over、under、.
68. Check the nylon jacket for cracks and necking down (shrink in diameter )
68. 检查尼龙护套是否有裂纹和缩颈（直径收缩）
69. What rivet is acceptable and non-acceptable: refer example picture
69. 什么铆钉是可以接受的，什么是不可接受的：请参考示例图片
70. Rivet always fail by shear force
70. 铆钉总是因剪切力而失效
71. Rivet is always measure by: 2D/4D
71. 铆钉的测量方式为：2D/4D
72. 0.5 time of rivet diameter, 1.5 time of the original rivet diameter
72. 铆钉直径的 0.5 倍，原始铆钉直径的 1.5 倍
73. If sheet metal is too thin for counter sinking what should you: Use coin dimpling
73. 如果钣金太薄而无法进行埋头孔，您应该做什么：使用硬币凹坑
74. Common method for riveting: Rivet gun and bucking bar
74、常用的铆接方法：铆钉枪和顶杆
75. For towing of A/C what vehicle use: Air tug (tow barless and using tow bar) and tow bar
75. 牵引空调车辆用途：空气拖船（无牵引杆，使用牵引杆）和牵引杆
76. If want to tow beyong it’s limit: Torque link
76. 如果要牵引 beyong，它是极限：扭矩连杆
77. After tow, what should be done before starting A/C engine: Remove tow bar
77. 牵引后，启动空调发动机前应该做什么： 拆下牵引杆
78. Why is tow barless tractor use: If A/C APU not servicable
78. 为什么使用无牵引杆拖拉机：如果空调 APU 不可维修
79. For jacking of $A/C$$A/C$A//CA / C, what is needed: Jacking pad
79. 对于顶升， $A/C$$A/C$A//CA / C 需要什么： 顶升垫
80. 3 main jacking point in A/C: Nose and both wing. All 3 need to be jack up at the same time
80. 空调中的 3 个主要顶升点：机头和双翼。所有 3 个都需要同时顶起
81. Make sure $A/C$$A/C$A//CA / C CG and aircraft is level before jacking
81. 在顶升之前，确保 $A/C$$A/C$A//CA / C 重心和飞机处于水平状态
82. Single jack can be use for tyre change
82. 单千斤顶可用于更换轮胎
83. For B747, what other main point need to be jack: tail stand or nose gearr tether sling
83. 对于 B747，还需要什么要点是千斤顶：尾架或前齿轮系绳吊索
84. What is holdover time: the approximate time anti-icing fluid will keep the frost, ice
84. 什么是保持时间：防冰液保持霜、冰的大约时间
85. Remove steering lockout pin at nose gear, flaps UP and stabilizer in horizontal position for parking during high wind
85. 拆下前起落架上的转向锁定销，襟翼向上，稳定器处于水平位置，以便在大风时停车