查询词典 pitch-dark

Since the model of the canopy and suspension lines are made of flexible fabric, therere some difficulties in wind runnel testing, Such as model supporting, attitude controlling and measuring, and pitch moment measuring etc., compared with the common rigid models used in wind tunnel testing.

由于翼型伞主要由伞衣、伞带等柔性纺织物组成，其风洞试验技术与采用刚性模型的常规风洞试验相比，在试验模型的支撑、模型姿态角控制及测量、作用在模型上力矩的测量等方面都有一定的技术难度。

Rodriguez batted in the first with the bases loaded, and hit the first pitch for a sacrifice fly to right.

A rod 第一次打击是满垒时上场，他打一支右外野高飞犠牲打。

Any Time lets you independently take control of the time, the pitch, and the sample rate of an audio recording.

任何时间独立地让你控制时间，沥青，和一个听觉的记录的样品率。

Sand belt, sand paper and abrasive product, diamond sand wheel, Pitch cutting, Black lead cloth, etc.

砂带、砂纸及及其异型产品，石墨布、树脂、陶瓷砂轮、树脂切割片、金刚石砂轮等。

In a few days Sandro Nesta will be back on the pitch.

内斯塔几天之内就会回到球场了。

But it amounts to a less than scintillating pitch.

但是这完全不精彩。

Also let us adjust the size or pitch of the screw propeller, then try to get high-speed running.

也让我们调整大小或摊位的螺旋桨，然后尝试获得高速运行。

At first, the kind of high-speed craft and its current situation are introduced in this paper. Through analyze and compare the characteristics of their performance, three kinds of high-speed craft are selected to be optimized. They are hydrofoil-gliding craft, wave-piercing catamaran and frigate, which power equipment of propulsion system are the common screw, pitch-adjustable screw and water-jet propeller.

本文首先介绍了高速船种类及其推进器的发展现状，通过分析比较各种船型的性能特点，选取了三种典型的高速船(翼滑艇、穿浪艇和护卫舰)并分别以普通螺旋桨、可调距螺旋桨和喷水推进器作为三种船型等动力装置。

Fig. 11 Measure screw thread pitch using screw gauge

图11。用螺纹规测量螺距的方法

Its members had the misfortune of coming of age just as the war was reaching a fevered pitch; Tolkien, a second lieutenant in the British army, survived the bloody Battle of the Somme, which took the lives of two of his closest friends.

其成员的时代的来临一样，这场战争是达到了白热化的不幸，托尔金，在英国陆军少尉，经历了从索姆，它夺去了他最亲密的两个朋友的生命血战。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。