重力

When the conditional symmetric instability lies in the middle level and conditional instability in the lower and upper levels, the circulation will have updrafts through the total column of the atmosphere. The release of conditional instability gives rise to a mesoscale rain belt.

当低层和高层出现条件不稳定，中间呈条件对称不稳定或弱稳定度层结时，从低层到高层出现较深厚的垂直上升气流，湿重力不稳定能量的释放导致了云带的形成。

Is the acceleration constant?

重力加速度是恒定的吗？

Based on a constant value of gravitational acceleration at a given location of the earth and accurate measurement of tilting angle of the table, a calibrating method and procedure for primary parameters of accelerometers, i.e.

基于地球上给定地点的重力加速度为一恒量和转角的准确测量，给出了加速度计主要参数（灵敏度、线性度和横向灵敏度）的标定方法和步骤。

In one direction there is a constant gravitational force, in the other very many irregular blows from the molecules.

在一个方向上有不变的重力在作用，在另一个方向上则是分子的大量不规则的碰撞。

R2 Newton estimated this constant of proportionality, called the gravitational constant G, also referred to as the 'big G', from the gravitational acceleration of the falling apple and an approximate guess for the average density of the Earth.

牛顿根据下落中苹果的重力加速度和他对地球密度的近似猜测估算了这个称为"万有引力常数"的比例常数G。

Contour map of gravity, and examples show.

详细说明：重力等高线的绘制、显示及其范例。

The study reveals that the convolute bedding is genetically related to rapid deposition and wave-shaking.

通过研究发现，它们的成因与相对静水条件下快速沉积和波浪震荡引起沉积物泄水，形成密度倒置、重力失稳，最后导致发育底辟变形有关。

The author then introduces the differential relationship between vectors as well as tensors in a curve coordinate system and curve coordinates, and the transformation relationship between coordinate systems and their matrix expressions.

简要介绍了卫星重力测量中所涉及到的曲线坐标系下矢量、张量与曲线坐标之间的微分关系、坐标系之间的变换关系以及它们的矩阵表示。

The development of the gas hydrate pressured corer in China is also introduced.

在此基础上，介绍了我国重力活塞式天然气水合物保真采样器的研究进展。

This paper explains the specific sampling technology of gravity corer.

因此研究重力取样器的取样技术对环境研究具有积极的意义。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐