美国国会一直在为创建更直接的农业工人签证设阻，这种签证可以让外国工人在美国停留更长时间，还能在该行业内更换工作。
Congress has obstructed efforts to create a more straightforward visa for agricultural workers that would let foreign workers stay longer in the U.S. and change jobs within the industry.
本文介绍了用重氮转移法合成具有较大空间位阻的重氮乙酸二环己基甲酯、L- 薄荷酯和叔丁酯。
Synthesis of sterically hindered dicyclohexylmethyl, L menthyl and tert butyl diazoacetate by diazo transfer was described on this paper.
b仰卧手抓大脚趾伸展式，抗阻式。
升阻比越高，飞机就能飞得更远。
And the higher the ratio, the farther the aircraft will glide.
但是他却在幽暗深邃的尼斯湖水面前受了阻。
另外一种更平常的解释是，青紫色可以阻吓蚊子。
Another offers the more mundane explanation that indigo deters mosquitoes.
康妮：别被雪阻在科罗拉多，史蒂文会很苦恼的。
Connie: Don't get snowed-in in Colorado. Steven will be very upset.
第一项是使用更薄的光阻胶涂层以减小电子的散射。
The first was to use a thinner resist layer, to minimize electron scattering.
原子力显微镜拍摄的17个忆阻器构成电路的图像。
An image of a circuit with 17 memristors captured by an atomic force microscope.
之后，将其放入风洞以计算升阻比，有时也被称为滑翔比。
Then they popped the fish into a wind tunnel to calculate their lift-to-drag ratios, sometimes called the glide ratio.
面对困阻时，径直放弃更为容易，而坚持不懈，那需要力量。
It takes strength to persist in the face of obstacles, when it would be much easier to simply give up.
格兰·迪奇现在认为，道琼斯指数可能会在10500点遇阻。
Mr. Grandich now thinks the Dow is likely to stall roughly at 10500.
跆拳道训练要求学习传统套路中既优雅又有力的踢脚、出拳和阻档技巧。
Training requires learning the graceful and powerful kicking, punching and blocking techniques practiced in traditional sets.
你应该明白，班纳特小姐，我既然上这儿来了，就非达到目的不可；谁也阻不住我。
You are to understand, Miss Bennet, that I came here with the determined resolution of carrying my purpose; nor will I be dissuaded from it.
现代运动用滑翔机的机翼长而细薄，拥有最佳的空气动力学效率，其升阻比达到50：1。
A modern sports glider, with long, slender wings, is the most aerodynamically efficient aircraft, with a lift-to-drag ratio of around 50:1.
一架轻型飞机通常拥有10：1的升阻比；而对于悬挂式滑翔机来说，这个比例大概是15：1。
A light aircraft typically has a lift-to-drag ratio of around 10:1; for a hang-glider, the ratio is about 15:1.
相反，反应堆拥有非常坚固的围阻体，可以承受由于反应堆堆芯融化而产生的大剂量辐射。
By contrast, reactors have strong containment vessels that stand a better chance of bottling up radiation from a meltdown of the fuel in the reactor core.
我在想，如果我们已经知道了像肺癌、心脏病、慢阻肺之类的副作用的话，现在香烟还会在市面上出现吗？
I doubt cigarettes would ever get on the market now that we know the side-effects - lung cancer, heart attacks, chronic obstructive pulmonary disease.
不过卡尔森曲线(虽然卡尔森博士否认这一名称，却不能阻这个名称继续流传)将使这一切变为可能。
But the Carlson curve (Dr Carlson disavows the name, but that may not stop it from sticking) is making that possible.
星期四，在密西西比州轮船岛的海滨，两只棕鹈鹕站在一群海鸥当中。附近，阻油围栅浮于水面。
Two brown pelicans stand among a flock of seagulls on the shore of Ship Island, Mississippi, on Thursday while an oil containment boom floats in the water nearby.
去除光阻剂以后，其他机器会在蚀刻痕迹中填入各种各样的材料，如铜或铝，它们是构成处理器的组件之一。
After removing the photoresist, other machines can fill those trenches with various materials, such as copper or aluminum, that comprise the components of the processor.
“它描述了推动自行车克服日常阻力——如引力、重量、摩擦力以及风阻——所需要的能量，”他这样写到。
"It describes the power needed to propel a bike against our everyday foes: gravity, weight, friction, wind resistance," he writes.
在Orwellian漫画式的光圈实验室中，激光成了“热阻波束”，球体成了“无边缘的安全立方体”。
Within the comic-Orwellian confines of Aperture Labs, lasers are "thermal discouragement beams" and spheres are "edgeless safety cubes";
相应的结果就是在膜的一侧产生了纯水或者渗透物，另一侧，即给水的那一侧，产生了浓缩盐和被隔阻的溶液。
The result is relatively pure water or the permeate generated on one side of the membrane, while on the feed water side a concentrated brine or reject solution is generated.
我在安装Xcode 4.1时遇到的一个问题是，安装被阻留在了过程的某一处，弹出一个对话框提示我需要退出iTunes。
One issue I had with installing Xcode 4.1 is that it blocked at a certain point with a dialog indicating that I needed to exit iTunes.
检查厕所是否有无声漏水，在水箱中滴几滴食品色素，如果马桶中的水有颜色表明水箱漏水，可能只需简单地更换阻水阀就能修好。
Check toilets for silent leaks by putting a few drops of food coloring in the tank; if the color shows up in the bowl indicating a leak, fixing it may be as simple as replacing the toilet's flapper.
在此以前，英石油已经给井喷防护器重新布管布线，其中重要的阻流管（chokepipe）和压井管（kill pipe）更是被小心铺设。
To do this, BP has been replumbing and rewiring the blowout preventer, paying particular attention to its choke pipe and the kill pipe.
在此以前，英石油已经给井喷防护器重新布管布线，其中重要的阻流管（chokepipe）和压井管（kill pipe）更是被小心铺设。
To do this, BP has been replumbing and rewiring the blowout preventer, paying particular attention to its choke pipe and the kill pipe.
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