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This factory's main products cre:double-spoke hand mheels,five-pointed-star-shaped knobs,arrow-shped handles,Tshaped handies,ect.,more than thity series,over two hundred special rubbr pats,nylonplasdic parts,it is also possible for this facty to produce and make all kinds of non-atsndard operating parts and special-shapediai-shpepedsealing parts according to the requireements of the customers.

弓行拉手、内波纹手轮、背波纹手轮、圆轮缘手轮、双幅条手轮、双柄手轮、小波纹手轮、镀铬手轮、手柄球、长手柄套、转动手柄、可折手柄、可调位手柄、方形拉手、椭圆拉手、星形手柄、碟形手柄、三角箭形把手、椭圆手柄套、铣床手轮、GB4141.23波纹手轮、小手轮、平面手轮、带可折手柄满幅手轮、表盘满幅手轮、把手、十字把手、压花把手、通孔把手、定位把手、T形把手、直纹把手、捏手、三棱把手、偏转旋钮、手柄套、小转动手柄、锥柱手柄、球头手柄、单柄对重手柄、双柄对重手柄、外方卡盘扳手、摇手柄、手柄座、锁紧手柄座、圆盘手柄座、4501分度盘、4502大把手、586刻度盘、工作灯、手柄杆、压配式油标、旋入式六角圆形油标、长型油标、圆形长拉手、等三十多种系列，二百多种规格，满足不同用户的需要，生产制造各种机械封件，特种橡胶件，尼龙塑料件，也可根据用户需要，生产制造各种非标操作件，异形密封件。

ABSTRACT Color center and chromium－doped forsterite lasers were studied theoretically and experimentally in the dissertation.

本文主要对色心及掺铬镁橄榄石激光器的理论和实验进行了研究。

Fuchsite inclusions give the gem a green sheen.

铬云母内含物发出的是绿光。

An explosive salt of fulminic acid, especially fulminate of mercury .

第三十一条禁止将含有汞、镉、砷、铬、铅、氰化物、黄磷等的可溶性剧毒废渣向水体排放、倾倒或者直接埋入地下。

Ganglioneuroma is a rare, benign tumor. It arises from neural crest cells, similar to pheochromocytoma, and grows slowly.

神经节神紃瘤是一种罕见的良性肿瘤，它和嗜铬细胞瘤一样，都是由神经脊细胞分化而来。

A new method for the simultaneous determination of Pb, Cr, and As in edible glutin was established.

建立了同时测定食用明胶中铅、铬和砷的新方法。

The recovery was 94.0%~106.0%. The method was simple, rapid, accurate and suitable for determination of Pb, Cr and As in edible glutin.

该法操作简便、快速，结果准确，适用于食用明胶中铅、铬和砷的快速测定。

Hexavalent chromium and cadmium have also been eliminated from the list of materials.

六价铬和镉也已消灭的材料清单。

Such as: the concentration of hexavalent chromium after treatment for the 0.042mg / L.

六价铬处理后的浓度为0.042mg/L。

The effects of extraction time and extracting agent on the determination of hexavalent chromium content in coatings on steel sheets were studied.

钢板在电子行业中广泛应用，传统的电镀和其他表面处理工艺，尤其是铬酸盐钝化，对环境产生巨大影响。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。