Subland twist drills with cylindrical shanks for holes prior to tapping screw threads

攻丝前先钻孔的直柄阶梯麻花钻

属类：行业标准名称-ISO标准-

Subland twist drills for holes prior to tapping screw threads Part 1: The types and dimensions for subland twist drills with parallel shanks

攻丝前钻孔用阶梯麻花钻第1部分:直柄阶梯麻花钻的型式和尺寸

属类：机械模具-机械模具-机械术语

Centre drills for centre holes with radius form--Type R Dimensions

弧形中心钻-R型型式和尺寸

属类：机械模具-机械模具-机械术语

DRILLS WITH INDEXABLE INSERTS. CYLINDRICAL SHANKS WITH A PARALLEL FLAT.

活动刀片钻.扁平圆柱手柄

属类：行业标准名称-国际标准-NF E66-350-1991

For eons, lightning was the only source of fire. The earliest controlled use of fire seems to date to c. 1,420,000 years ago, but not until c. 7000 BC did Neolithic humans acquire reliable firemaking techniques, including friction from hardwood drills and sparks struck from flint against pyrites.

火的最早来源是闪电,人类的祖先最早有控制地使用火可上溯到1,420,000年前。直到公元前7000年,新石器时代的人才学会了用钻、锯和其它摩擦生火的器械,或者用火石敲击黄铁矿等安全点火的技术。

属类：化学及生命科学-化学-

Extra-long morse taper shank twist drills

加长的莫氏锥柄麻花钻

属类：行业标准名称-国际标准-ISO 3291-1995

Extra-long parallel shank twist drills

加长的直柄麻花钻

属类：行业标准名称-国际标准-ISO 3292-1995

Extra-long morse taper shank twist drills

加长莫氏锥柄麻花钻

属类：行业标准名称-ISO标准-

MASONRY DRILLS ,WITH HARD METAL TIPS. HAMMER DRILLS. CHARACTERISTICS.

建筑物用带硬金属钻头的钻.冲击钻头式钻机.特性

属类：行业标准名称-国际标准-NF E66-080-1980

MASONRY DRILLS . TAPERS OF HAMMER DRILLS.

建筑物用钻机.旋转冲击钻机的连接锥体.尺寸

属类：行业标准名称-国际标准-NF E66-081-1984

Shell drills with taper bore (taper bore 1 : 30 (included))with slot drive

键槽传动的有锥孔 [锥度至1:30(包括1:30)]的套型钻头

属类：行业标准名称-国际标准-ISO 3314-1975

Shell drills with taper bore (taper bore 1 : 30 (included))with slot drive

键槽传动的锥孔[锥孔1:30(含1:30)]的套型钻头

属类：行业标准名称-ISO标准-

Slot drills Part 1: Milling cutters with parallel shanks-Dimensions

键槽铣刀第1部分:直柄键槽铣刀型式和尺寸

属类：机械模具-机械模具-机械术语

Slot drills --Part 2: Milling cutters with Morse taper shanks-Dimensions

键槽铣刀第2部分:莫氏锥柄键槽铣刀型式和尺寸

属类：机械模具-机械模具-机械术语

In recent years, some army units and local governments have, pursuant to relevant laws and regulations, jointly organized defense mobilization drills for transportation and air defense

近年来,军队和地方政府有关部门根据相关法规,联合组织实施了交通运输、联合防空袭等国防动员演练。

属类：综合句库--

Shell/Benton/CNPC venture drills first exploration well in Liaohe

壳牌、奔通和中国石油天然气集团公司联合在辽河开钻第一口探井

属类：单位简介-壳牌公司网站-壳牌新闻

Drills with indexable inserts; cylindrical shanks with a parallel flat

可转位刀片钻头 平行面直柄

属类：行业标准名称-ISO标准-

Drills with indexable inserts--Cylindrical shanks with a parallel flat

可转位钻头用削平型直柄

属类：机械模具-机械模具-机械术语

Drills were set to work without intermission

螺旋钻在一刻不停地挥舞着。

属类：综合句库--

Twist drills -Terms, definitions and types; Technical corrigendum 1

麻花钻 术语、定义和型式 技术勘误1 两种语言版

属类：行业标准名称-ISO标准-

Twist drills ; Terms, definitions and types bilingual edition

麻花钻 术语、定义和型式 两种语言版

属类：行业标准名称-ISO标准-

Twist drills -Terms, definitions and types

麻花钻.术语,定义和类型

属类：行业标准名称-国际标准-DIN ISO 5419-1998

Twist drills . Terms, definitions and types.

麻花钻.术语、定义和类型

属类：行业标准名称-国际标准-NF E66-050-1996

Each man and woman drills twice a week.

每个男的女的每周练两次。

属类：综合句库--

Core drills with parallel shanks and with Morse taper shanks

莫氏锥柄和直柄空心钻

属类：行业标准名称-ISO标准-

MORSE TAPER SHANK CORE DRILLS .

莫氏锥柄铰孔钻

属类：行业标准名称-国际标准-NF E66-074-1977

EXTRA LONG MORSE TAPER SHANK TWIST DRILLS .

莫氏锥柄铰孔钻.超长系列

属类：行业标准名称-国际标准-NF E66-076-1979

SLOT DRILLS WITH MORSE TAPER SHANK. SHORT SERIES AND STANDARD SERIES.

莫氏锥柄开槽铣刀.短系列和标准系列

属类：行业标准名称-国际标准-NF E66-218-1977

You should finish your English grammar drills in the class

你应该在课堂上完成语法练习

属类：综合句库-典型例句-

Shotholes are prepared by powerful drills . The drills may be mounted on mobile platforms, where an unusually thick seam is being worked in two benches; the bulldozer clearing the upper one gives some idea of the height.

炮眼预先用功率强大的凿岩机钻好。凿岩机安装在可移动工作平台上--较厚的矿层都分为两个台阶开采,推土机清理上层台阶形成一定的高度。

属类：工程技术-冶金-采矿