销货力量的英文：
sales force（人员）

sales是什么意思：
adj. 销售的，售货的
n. 销售（额）

Not for sale will be showing.
非卖品都将展出。

A pickup in sales.
销售量好转

The sale department make an accurate forecast of sale.
销售部门做了一项准确的销售预测。

The sale department makes an accurate forecast of sale.
销售部门做了一项准确的销售预测。

contract note of sales
发售约书;贸易契约

force是什么意思：
n. 军队，暴力
v. 强迫，用力推动

by (main) force
用蛮力, 全靠气力; 以最大的力气

The force is spectacular!
这个瀑布很壮观！

resultant force
合力

The threat will force greater dispersion of their forces.
恫吓将迫使他们把兵力铺得更广。

The tension force, shear forces (including pushing force, cutting force and friction force), impulse force, hydrodynamic drag on the suction pipes, and the force resulted from the pressure difference, etc, are the main forces for detail discussion in this paper.
详细讨论了主要作用力：在波浪补偿器作用下的缆绳拉力、耙头与海床间的土壤剪切力、作用在耙吸管上的水流阻力及由于压力差在耙头处产生的推动力等。