2 Mark the position of every aileron rib and drill a small hole through the spar

1/2 經(jīng)過桅桿的標記每個補助翼肋的位和手鉆一個小的電洞日日与人人与垄草草，擴大桅桿的內側面的電洞接受男女交性无遮挡在线观看，將會支援

To make the bell jar, we drill a hole in the center of the jar lid, and attach a hose barb.

使鐘瓦罐欧美老女人性爱，我們鉆一個孔一区在线亚洲，在該中心的瓦罐蓋子欧美日韩第一页，并附加一軟管燒烤。

The thieves drill ed a hole in the iron box.

那些賊在鐵箱上鉆了個洞欧美又粗又长AAAAA。

For oil drilling, oil and gas wells in the circulation rotary drilling mud to increase agent, cooling the bit, cutting away material from the debris, lubricating the drill pipe, closed hole wall, oil and gas pressure control to prevent the oil from the spray.

用于石油鉆探国产av黄色一级，油氣井旋轉鉆探中的環(huán)流泥漿加重劑欧美性交网在线，冷卻鉆頭，帶走切削下來的碎屑物www欧美第一页，潤滑鉆桿亚洲av综合av一区，封閉孔壁，控制油氣壓力精新在线三级电影视频，防止油井自噴18禁无遮挡A片在线网站。

Hole saw, tap, step drill, die, countersink.

3B82 孔鋸，絲錐淫AV片，階梯鉆樱桃视频ios视频看片，板牙，锪鉆裸体美女成人性大片在线观看网站。

Our main products have diamond cut slices slicing diamond, diamond file, diamond grinding wheel, diamond drill hole, diamond grinding, diamond whetstone, diamond shaped non-standard total of 8 major series, of which more than 90% of exports to Europe , the Americas, Oceania, the Middle East and Southeast Asia, dozens of countries and regions, are popular among clients welcome.

本廠的產(chǎn)品主要有金剛石切磨片女被男操到高潮视频网站、金剛石切片、金剛石銼刀免费看的性爱视频、金剛石磨輪久草视频6、金剛石開孔鉆、金剛石磨針www4438、金剛石磨石a片欧美与国产一区二区、金剛石非標異型共8大系列，其中90％以上產(chǎn)品出口到歐洲日韩新毛片无码免费看、美洲欧美性爱图片小说、大洋洲、中東和東南亞等數(shù)十個國家和地區(qū)色综合网站久久久久久，深受廣大客商歡迎愉拍自拍视频在线播放网站下载。

The bottom hole assembly failure caused by drill collar thread usually occurs during the air drilling.

在空氣鉆井中，經(jīng)常發(fā)生由鉆鋌螺紋斷裂引起的下部鉆具組合失效事故黄色网欧美日朝。

Because the cement mortar solidifying time is long,it affected the efficiency of the drilling;If the strength of mortar is not enough during drilling operation,slagging water in the drill hole will run out some mortar,affect the pipe's stability and hole's quality.

由于水泥砂漿固結時間長另类激情一区二区三区，影響了鉆進的工效；若在砂漿凝結強度不夠時進行鉆進作業(yè)色色色色色色论坛，則鉆孔施工的排渣水會將部分砂漿沖出一级A片的网址，影響套管的穩(wěn)定性和成孔質量。

It is common practice to use the same distal locking screw of the nail if this surgery is performed, however, there is a risk of the new drill hole "cutting out" into the old screw hole.

如果手術已經(jīng)完成黄色视频在线免费，一般會利用相同的遠端鎖釘夜夜澡人模人人添人人看，但是，有可能這個新的鎖釘孔滑移進入原有的鎖釘孔亚洲欧美日韩一级特黄在线。

Circulation loss, hole collapse, kicks, drill pipe sticking, high sulfur content, tight and hard rocks, and hole deviation are the problems to be faced, which have restricted the safe, fast and high-quality drilling operations.

受特殊沉積環(huán)境及復雜構造運動的影響福利视频免费，在通南巴構造帶上鉆井工程事故頻發(fā)，存在井漏曰曰人人公开免费公开视频、井壁垮塌一道本激情、井涌欧美性交操B、卡鉆、高含硫化氫久草久在线、巖石致密硬度大免费A片在线视频、井斜等問題，嚴重影響了安全A片一区二区在线播放、優(yōu)質快速鉆井欧美三级A。