195.  Using a brush, apply a coat of thinner material code (M22A) on the areas where the coating is to be removed.用一把刷子，在将要褪去的漆表面区域上，涂上一层代码为 M22A的稀释剂材料；

196.  VENTURI, A part of pneumatic duct with reduced flow area for airflow measurement. (Principle: As air velocity increases, pressure decreases).文氏管，气源导管上，导管截面变小以量取空气流量的那一部份。（原理，导管截面变小时，流速增高，压力降低。）

197.  Wet install the external doubler and the filler with NAS1097AD6 rivets and PR1422 sealant, and restore the reworked area coating.

用 NAS1097AD6铆钉和 PR1422密封胶湿安装外加强板和填片，并恢复修理区域漆层。

198.  When a fastener hole is damaged and outside the tolerances for the original fastener nominal diameter, an oversize fastener must be installed.当一个紧固件孔损伤并且超出原有紧固件标称直径的公差范围时，必需安装一个加大尺寸的紧固件。

199.  When an aluminum rivet is upset against a softer material, a washer must be used under the upset head to prevent eruption of the softer material.当一个铝铆钉的镦头形成在较软的材料一边时，必需在铆钉镦头下使用垫片以防止较软材料胀裂。

200.  When an MLG is extended, a side-stay assembly prevents sideways movement of the MLG and helps keep it extended.当主起落架伸出时，一部侧向保持组件防止起落架侧向移动，并帮助保持在伸出位置。

201.  Wipe clean the excess COMMON GREASE (Material No. 04-012) from the temperature sensor (33) and safety with lockwire corrosion-resistant steel

0.6 mm (0.0236 in.) dia.擦净温度传感器 (33)上多余的普通油脂(材料号04-012)，并用直径为 0.6毫米(0.0236英寸)的不锈钢保险丝打保险。

202.  With a spatula apply a layer of bonding compound BONDING AND ADHESIVE COMPOUNDS (Material No. 08-004) to the contact faces of the heat exchanger and the ducts. You must wait 5 minutes before you install the gaskets and the ducts.在热交换器和管子的接触面上用一抹刀涂上一层复合胶粘剂(材料号08-004)。必须等5分钟后才能安装垫圈和管子。